103311256 has 8 divisors (see below), whose sum is σ = 193708620. Its totient is φ = 51655624.

The previous prime is 103311209. The next prime is 103311259. The reversal of 103311256 is 652113301.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103311259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6456946 + ... + 6456961.

Almost surely, 2^103311256 is an apocalyptic number.

It is an amenable number.

103311256 is a deficient number, since it is larger than the sum of its proper divisors (90397364).

103311256 is a wasteful number, since it uses less digits than its factorization.

103311256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12913913 (or 12913909 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 103311256 is about 10164.2144802242. The cubic root of 103311256 is about 469.2265171177.

Adding to 103311256 its reverse (652113301), we get a palindrome (755424557).

The spelling of 103311256 in words is "one hundred three million, three hundred eleven thousand, two hundred fifty-six".