97156005 has 16 divisors (see below), whose sum is σ = 156191424. Its totient is φ = 51569280.

The previous prime is 97156001. The next prime is 97156021. The reversal of 97156005 is 50065179.

It is not a de Polignac number, because 97156005 - 2² = 97156001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97156001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12184 + ... + 18513.

It is an arithmetic number, because the mean of its divisors is an integer number (9761964).

Almost surely, 2^97156005 is an apocalyptic number.

It is an amenable number.

97156005 is a deficient number, since it is larger than the sum of its proper divisors (59035419).

97156005 is a wasteful number, since it uses less digits than its factorization.

97156005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30916.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 97156005 is about 9856.7745738654. The cubic root of 97156005 is about 459.7162790425.

The spelling of 97156005 in words is "ninety-seven million, one hundred fifty-six thousand, five".