464157091 has 2 divisors, whose sum is σ = 464157092. Its totient is φ = 464157090.

The previous prime is 464157059. The next prime is 464157107. The reversal of 464157091 is 190751464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 464157091 - 2⁵ = 464157059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 464157091.

It is not a weakly prime, because it can be changed into another prime (464157041) 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 as a sum of consecutive naturals, namely, 232078545 + 232078546.

It is an arithmetic number, because the mean of its divisors is an integer number (232078546).

Almost surely, 2^464157091 is an apocalyptic number.

464157091 is a deficient number, since it is larger than the sum of its proper divisors (1).

464157091 is an equidigital number, since it uses as much as digits as its factorization.

464157091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 464157091 is about 21544.3053032582. The cubic root of 464157091 is about 774.2626860669.

The spelling of 464157091 in words is "four hundred sixty-four million, one hundred fifty-seven thousand, ninety-one".