103261131 has 6 divisors (see below), whose sum is σ = 149154980. Its totient is φ = 68840748.

The previous prime is 103261127. The next prime is 103261139. The reversal of 103261131 is 131162301.

It is not a de Polignac number, because 103261131 - 2² = 103261127 is a prime.

It is a super-2 number, since 2×103261131² = 21325722350798322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103261139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5736721 + ... + 5736738.

Almost surely, 2^103261131 is an apocalyptic number.

103261131 is a deficient number, since it is larger than the sum of its proper divisors (45893849).

103261131 is a wasteful number, since it uses less digits than its factorization.

103261131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11473465 (or 11473462 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 103261131 is about 10161.7484223927. The cubic root of 103261131 is about 469.1506177274.

The spelling of 103261131 in words is "one hundred three million, two hundred sixty-one thousand, one hundred thirty-one".