97134731 has 4 divisors (see below), whose sum is σ = 99760032. Its totient is φ = 94509432.

The previous prime is 97134703. The next prime is 97134761. The reversal of 97134731 is 13743179.

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

It is a cyclic number.

It is not a de Polignac number, because 97134731 - 2¹⁴ = 97118347 is a prime.

It is a super-2 number, since 2×97134731² = 18870311932884722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97134691 and 97134700.

It is not an unprimeable number, because it can be changed into a prime (97134761) 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, 1312595 + ... + 1312668.

It is an arithmetic number, because the mean of its divisors is an integer number (24940008).

Almost surely, 2^97134731 is an apocalyptic number.

97134731 is a deficient number, since it is larger than the sum of its proper divisors (2625301).

97134731 is a wasteful number, since it uses less digits than its factorization.

97134731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625300.

The product of its digits is 15876, while the sum is 35.

The square root of 97134731 is about 9855.6953585224. The cubic root of 97134731 is about 459.6827222969.

The spelling of 97134731 in words is "ninety-seven million, one hundred thirty-four thousand, seven hundred thirty-one".