97203651 has 4 divisors (see below), whose sum is σ = 129604872. Its totient is φ = 64802432.

The previous prime is 97203649. The next prime is 97203653. The reversal of 97203651 is 15630279.

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

It is an interprime number because it is at equal distance from previous prime (97203649) and next prime (97203653).

It is a cyclic number.

It is not a de Polignac number, because 97203651 - 2¹ = 97203649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97203653) 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, 16200606 + ... + 16200611.

It is an arithmetic number, because the mean of its divisors is an integer number (32401218).

Almost surely, 2^97203651 is an apocalyptic number.

97203651 is the 6236-th centered pentagonal number.

97203651 is a deficient number, since it is larger than the sum of its proper divisors (32401221).

97203651 is a wasteful number, since it uses less digits than its factorization.

97203651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32401220.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 97203651 is about 9859.1911940078. The cubic root of 97203651 is about 459.7914161454.

The spelling of 97203651 in words is "ninety-seven million, two hundred three thousand, six hundred fifty-one".