106397523 has 32 divisors (see below), whose sum is σ = 162919680. Its totient is φ = 68584320.

The previous prime is 106397507. The next prime is 106397531. The reversal of 106397523 is 325793601.

106397523 is a `hidden beast` number, since 10 + 639 + 7 + 5 + 2 + 3 = 666.

It is not a de Polignac number, because 106397523 - 2⁴ = 106397507 is a prime.

It is a super-2 number, since 2×106397523² = 22640865801071058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106397323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 130788 + ... + 131598.

It is an arithmetic number, because the mean of its divisors is an integer number (5091240).

Almost surely, 2^106397523 is an apocalyptic number.

106397523 is a deficient number, since it is larger than the sum of its proper divisors (56522157).

106397523 is a wasteful number, since it uses less digits than its factorization.

106397523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The square root of 106397523 is about 10314.9174984582. The cubic root of 106397523 is about 473.8532232614.

The spelling of 106397523 in words is "one hundred six million, three hundred ninety-seven thousand, five hundred twenty-three".