131553059 has 4 divisors (see below), whose sum is σ = 143512440. Its totient is φ = 119593680.

The previous prime is 131553053. The next prime is 131553061. The reversal of 131553059 is 950355131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131553059 - 2⁴ = 131553043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131553053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5979674 + ... + 5979695.

It is an arithmetic number, because the mean of its divisors is an integer number (35878110).

Almost surely, 2^131553059 is an apocalyptic number.

131553059 is a deficient number, since it is larger than the sum of its proper divisors (11959381).

131553059 is a wasteful number, since it uses less digits than its factorization.

131553059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11959380.

The product of its (nonzero) digits is 10125, while the sum is 32.

The square root of 131553059 is about 11469.6581901990. The cubic root of 131553059 is about 508.5890244850.

The spelling of 131553059 in words is "one hundred thirty-one million, five hundred fifty-three thousand, fifty-nine".