97142425 has 6 divisors (see below), whose sum is σ = 120456638. Its totient is φ = 77713920.

The previous prime is 97142417. The next prime is 97142449. The reversal of 97142425 is 52424179.

It can be written as a sum of positive squares in 3 ways, for example, as 1317904 + 95824521 = 1148^2 + 9789^2 .

It is not a de Polignac number, because 97142425 - 2³ = 97142417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1942824 + ... + 1942873.

Almost surely, 2^97142425 is an apocalyptic number.

It is an amenable number.

97142425 is a deficient number, since it is larger than the sum of its proper divisors (23314213).

97142425 is a wasteful number, since it uses less digits than its factorization.

97142425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885707 (or 3885702 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 97142425 is about 9856.0856834750. The cubic root of 97142425 is about 459.6948590662.

The spelling of 97142425 in words is "ninety-seven million, one hundred forty-two thousand, four hundred twenty-five".