425371369 has 4 divisors (see below), whose sum is σ = 425475460. Its totient is φ = 425267280.

The previous prime is 425371343. The next prime is 425371403. The reversal of 425371369 is 963173524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 351187600 + 74183769 = 18740^2 + 8613^2 .

It is a cyclic number.

It is not a de Polignac number, because 425371369 - 2⁷ = 425371241 is a prime.

It is a super-2 number, since 2×425371369² = 361881603129868322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425371319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45654 + ... + 54175.

It is an arithmetic number, because the mean of its divisors is an integer number (106368865).

Almost surely, 2^425371369 is an apocalyptic number.

It is an amenable number.

425371369 is a deficient number, since it is larger than the sum of its proper divisors (104091).

425371369 is an equidigital number, since it uses as much as digits as its factorization.

425371369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104090.

The product of its digits is 136080, while the sum is 40.

The square root of 425371369 is about 20624.5331825959. The cubic root of 425371369 is about 752.0662247632.

It can be divided in two parts, 4 and 25371369, that multiplied together give a square (101485476 = 10074²).

The spelling of 425371369 in words is "four hundred twenty-five million, three hundred seventy-one thousand, three hundred sixty-nine".