1454040142 has 8 divisors (see below), whose sum is σ = 2184013800. Its totient is φ = 726035544.

The previous prime is 1454040079. The next prime is 1454040157. The reversal of 1454040142 is 2410404541.

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

It is a super-2 number, since 2×1454040142² = 4228465469094760328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490417 + ... + 493372.

It is an arithmetic number, because the mean of its divisors is an integer number (273001725).

Almost surely, 2^1454040142 is an apocalyptic number.

1454040142 is a deficient number, since it is larger than the sum of its proper divisors (729973658).

1454040142 is an equidigital number, since it uses as much as digits as its factorization.

1454040142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984530.

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 1454040142 is about 38131.8782910048. The cubic root of 1454040142 is about 1132.9014486086.

Adding to 1454040142 its reverse (2410404541), we get a palindrome (3864444683).

The spelling of 1454040142 in words is "one billion, four hundred fifty-four million, forty thousand, one hundred forty-two".