97743331 has 4 divisors (see below), whose sum is σ = 111706672. Its totient is φ = 83779992.

The previous prime is 97743329. The next prime is 97743337. The reversal of 97743331 is 13334779.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13334779 = 23 ⋅579773.

It is a cyclic number.

It is not a de Polignac number, because 97743331 - 2¹ = 97743329 is a prime.

It is a super-2 number, since 2×97743331² = 19107517509951122, which contains 22 as substring.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (97743337) 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, 6981660 + ... + 6981673.

It is an arithmetic number, because the mean of its divisors is an integer number (27926668).

Almost surely, 2^97743331 is an apocalyptic number.

97743331 is a deficient number, since it is larger than the sum of its proper divisors (13963341).

97743331 is a wasteful number, since it uses less digits than its factorization.

97743331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13963340.

The product of its digits is 47628, while the sum is 37.

The square root of 97743331 is about 9886.5226950632. The cubic root of 97743331 is about 460.6407752342.

The spelling of 97743331 in words is "ninety-seven million, seven hundred forty-three thousand, three hundred thirty-one".