48157591 has 2 divisors, whose sum is σ = 48157592. Its totient is φ = 48157590.

The previous prime is 48157579. The next prime is 48157621. The reversal of 48157591 is 19575184.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48157591 - 2⁹ = 48157079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48157541) 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, 24078795 + 24078796.

It is an arithmetic number, because the mean of its divisors is an integer number (24078796).

Almost surely, 2^48157591 is an apocalyptic number.

48157591 is a deficient number, since it is larger than the sum of its proper divisors (1).

48157591 is an equidigital number, since it uses as much as digits as its factorization.

48157591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 40.

The square root of 48157591 is about 6939.5670614239. The cubic root of 48157591 is about 363.8214088893.

The spelling of 48157591 in words is "forty-eight million, one hundred fifty-seven thousand, five hundred ninety-one".