131194153 has 2 divisors, whose sum is σ = 131194154. Its totient is φ = 131194152.

The previous prime is 131194097. The next prime is 131194157. The reversal of 131194153 is 351491131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115089984 + 16104169 = 10728^2 + 4013^2 .

It is a cyclic number.

It is not a de Polignac number, because 131194153 - 2¹³ = 131185961 is a prime.

It is not a weakly prime, because it can be changed into another prime (131194157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65597076 + 65597077.

It is an arithmetic number, because the mean of its divisors is an integer number (65597077).

Almost surely, 2^131194153 is an apocalyptic number.

It is an amenable number.

131194153 is a deficient number, since it is larger than the sum of its proper divisors (1).

131194153 is an equidigital number, since it uses as much as digits as its factorization.

131194153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 28.

The square root of 131194153 is about 11454.0016151562. The cubic root of 131194153 is about 508.1260885787.

The spelling of 131194153 in words is "one hundred thirty-one million, one hundred ninety-four thousand, one hundred fifty-three".