97523903 has 4 divisors (see below), whose sum is σ = 102656760. Its totient is φ = 92391048.

The previous prime is 97523879. The next prime is 97523939. The reversal of 97523903 is 30932579.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97523903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97523983) 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, 2566400 + ... + 2566437.

It is an arithmetic number, because the mean of its divisors is an integer number (25664190).

Almost surely, 2^97523903 is an apocalyptic number.

97523903 is a deficient number, since it is larger than the sum of its proper divisors (5132857).

97523903 is a wasteful number, since it uses less digits than its factorization.

97523903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5132856.

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 97523903 is about 9875.4191303458. The cubic root of 97523903 is about 460.2958131956.

The spelling of 97523903 in words is "ninety-seven million, five hundred twenty-three thousand, nine hundred three".