97542123 has 16 divisors (see below), whose sum is σ = 148961280. Its totient is φ = 55616256.

The previous prime is 97542121. The next prime is 97542161. The reversal of 97542123 is 32124579.

It is not a de Polignac number, because 97542123 - 2¹ = 97542121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97542121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5211 + ... + 14907.

It is an arithmetic number, because the mean of its divisors is an integer number (9310080).

Almost surely, 2^97542123 is an apocalyptic number.

97542123 is a deficient number, since it is larger than the sum of its proper divisors (51419157).

97542123 is a wasteful number, since it uses less digits than its factorization.

97542123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10186.

The product of its digits is 15120, while the sum is 33.

The square root of 97542123 is about 9876.3415797551. The cubic root of 97542123 is about 460.3244764848.

The spelling of 97542123 in words is "ninety-seven million, five hundred forty-two thousand, one hundred twenty-three".