103431051 has 24 divisors (see below), whose sum is σ = 152604816. Its totient is φ = 67487040.

The previous prime is 103431019. The next prime is 103431059. The reversal of 103431051 is 150134301.

It is not a de Polignac number, because 103431051 - 2⁵ = 103431019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103431059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 160536 + ... + 161178.

It is an arithmetic number, because the mean of its divisors is an integer number (6358534).

Almost surely, 2^103431051 is an apocalyptic number.

103431051 is a deficient number, since it is larger than the sum of its proper divisors (49173765).

103431051 is a wasteful number, since it uses less digits than its factorization.

103431051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 1000 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 103431051 is about 10170.1057516626. The cubic root of 103431051 is about 469.4078115872.

Adding to 103431051 its reverse (150134301), we get a palindrome (253565352).

The spelling of 103431051 in words is "one hundred three million, four hundred thirty-one thousand, fifty-one".