97543142 has 16 divisors (see below), whose sum is σ = 149722560. Its totient is φ = 47639808.

The previous prime is 97543133. The next prime is 97543151. The reversal of 97543142 is 24134579.

It is an interprime number because it is at equal distance from previous prime (97543133) and next prime (97543151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86768 + ... + 87884.

It is an arithmetic number, because the mean of its divisors is an integer number (9357660).

Almost surely, 2^97543142 is an apocalyptic number.

97543142 is a deficient number, since it is larger than the sum of its proper divisors (52179418).

97543142 is a wasteful number, since it uses less digits than its factorization.

97543142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095.

The product of its digits is 30240, while the sum is 35.

The square root of 97543142 is about 9876.3931675486. The cubic root of 97543142 is about 460.3260794470.

The spelling of 97543142 in words is "ninety-seven million, five hundred forty-three thousand, one hundred forty-two".