97621127211503 has 4 divisors (see below), whose sum is σ = 111567002527440. Its totient is φ = 83675251895568.

The previous prime is 97621127211451. The next prime is 97621127211589. The reversal of 97621127211503 is 30511272112679.

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 97621127211503 - 2¹⁶ = 97621127145967 is a prime.

It is a super-4 number, since 4×97621127211503⁴ (a number of 57 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97621127111503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6972937657958 + ... + 6972937657971.

It is an arithmetic number, because the mean of its divisors is an integer number (27891750631860).

Almost surely, 2^{97621127211503} is an apocalyptic number.

97621127211503 is a deficient number, since it is larger than the sum of its proper divisors (13945875315937).

97621127211503 is a wasteful number, since it uses less digits than its factorization.

97621127211503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13945875315936.

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 97621127211503 in words is "ninety-seven trillion, six hundred twenty-one billion, one hundred twenty-seven million, two hundred eleven thousand, five hundred three".