103717431 has 12 divisors (see below), whose sum is σ = 150140952. Its totient is φ = 68994096.

The previous prime is 103717429. The next prime is 103717463. The reversal of 103717431 is 134717301.

It is not a de Polignac number, because 103717431 - 2¹ = 103717429 is a prime.

It is a super-2 number, since 2×103717431² = 21514610986479522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103717395 and 103717404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103717231) 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, 8136 + ... + 16541.

It is an arithmetic number, because the mean of its divisors is an integer number (12511746).

Almost surely, 2^103717431 is an apocalyptic number.

103717431 is a deficient number, since it is larger than the sum of its proper divisors (46423521).

103717431 is a wasteful number, since it uses less digits than its factorization.

103717431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25150 (or 25147 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 103717431 is about 10184.1755189117. The cubic root of 103717431 is about 469.8406446330.

The spelling of 103717431 in words is "one hundred three million, seven hundred seventeen thousand, four hundred thirty-one".