531123417 has 12 divisors (see below), whose sum is σ = 836921904. Its totient is φ = 321892920.

The previous prime is 531123413. The next prime is 531123421. The reversal of 531123417 is 714321135.

531123417 is a `hidden beast` number, since 5 + 311 + 2 + 341 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (531123413) and next prime (531123421).

It is not a de Polignac number, because 531123417 - 2² = 531123413 is a prime.

It is not an unprimeable number, because it can be changed into a prime (531123413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2682343 + ... + 2682540.

It is an arithmetic number, because the mean of its divisors is an integer number (69743492).

Almost surely, 2^531123417 is an apocalyptic number.

It is an amenable number.

531123417 is a deficient number, since it is larger than the sum of its proper divisors (305798487).

531123417 is a wasteful number, since it uses less digits than its factorization.

531123417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364900 (or 5364897 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 531123417 is about 23046.1150088252. The cubic root of 531123417 is about 809.8386189695.

The spelling of 531123417 in words is "five hundred thirty-one million, one hundred twenty-three thousand, four hundred seventeen".