746891161 has 2 divisors, whose sum is σ = 746891162. Its totient is φ = 746891160.

The previous prime is 746891017. The next prime is 746891177. The reversal of 746891161 is 161198647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 601230400 + 145660761 = 24520^2 + 12069^2 .

It is a cyclic number.

It is not a de Polignac number, because 746891161 - 2¹⁵ = 746858393 is a prime.

It is not a weakly prime, because it can be changed into another prime (746801161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373445580 + 373445581.

It is an arithmetic number, because the mean of its divisors is an integer number (373445581).

Almost surely, 2^746891161 is an apocalyptic number.

It is an amenable number.

746891161 is a deficient number, since it is larger than the sum of its proper divisors (1).

746891161 is an equidigital number, since it uses as much as digits as its factorization.

746891161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 43.

The square root of 746891161 is about 27329.3095595187. The cubic root of 746891161 is about 907.3031944524.

The spelling of 746891161 in words is "seven hundred forty-six million, eight hundred ninety-one thousand, one hundred sixty-one".