40254113 has 8 divisors (see below), whose sum is σ = 43774632. Its totient is φ = 36861696.

The previous prime is 40254091. The next prime is 40254119. The reversal of 40254113 is 31145204.

It can be written as a sum of positive squares in 4 ways, for example, as 25684624 + 14569489 = 5068^2 + 3817^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40254113 - 2¹⁰ = 40253089 is a prime.

It is a super-2 number, since 2×40254113² = 3240787226833538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40254119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31370 + ... + 32627.

It is an arithmetic number, because the mean of its divisors is an integer number (5471829).

Almost surely, 2^40254113 is an apocalyptic number.

It is an amenable number.

40254113 is a deficient number, since it is larger than the sum of its proper divisors (3520519).

40254113 is a wasteful number, since it uses less digits than its factorization.

40254113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64051.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40254113 is about 6344.6129117543. The cubic root of 40254113 is about 342.7178729909.

Adding to 40254113 its reverse (31145204), we get a palindrome (71399317).

The spelling of 40254113 in words is "forty million, two hundred fifty-four thousand, one hundred thirteen".