964161157 has 2 divisors, whose sum is σ = 964161158. Its totient is φ = 964161156.

The previous prime is 964161113. The next prime is 964161161. The reversal of 964161157 is 751161469.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 737176801 + 226984356 = 27151^2 + 15066^2 .

It is a cyclic number.

It is not a de Polignac number, because 964161157 - 2²³ = 955772549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (964161257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482080578 + 482080579.

It is an arithmetic number, because the mean of its divisors is an integer number (482080579).

Almost surely, 2^964161157 is an apocalyptic number.

It is an amenable number.

964161157 is a deficient number, since it is larger than the sum of its proper divisors (1).

964161157 is an equidigital number, since it uses as much as digits as its factorization.

964161157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 40.

The square root of 964161157 is about 31050.9445427993. The cubic root of 964161157 is about 987.9080941490.

The spelling of 964161157 in words is "nine hundred sixty-four million, one hundred sixty-one thousand, one hundred fifty-seven".