131150534 has 4 divisors (see below), whose sum is σ = 196725804. Its totient is φ = 65575266.

The previous prime is 131150527. The next prime is 131150573. The reversal of 131150534 is 435051131.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32787632 + ... + 32787635.

It is an arithmetic number, because the mean of its divisors is an integer number (49181451).

Almost surely, 2^131150534 is an apocalyptic number.

131150534 is a deficient number, since it is larger than the sum of its proper divisors (65575270).

131150534 is an equidigital number, since it uses as much as digits as its factorization.

131150534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65575269.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 131150534 is about 11452.0973624922. The cubic root of 131150534 is about 508.0697689737.

The spelling of 131150534 in words is "one hundred thirty-one million, one hundred fifty thousand, five hundred thirty-four".