6461157023 has 2 divisors, whose sum is σ = 6461157024. Its totient is φ = 6461157022.

The previous prime is 6461157007. The next prime is 6461157029. The reversal of 6461157023 is 3207511646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6461157023 - 2⁴ = 6461157007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6461157029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3230578511 + 3230578512.

It is an arithmetic number, because the mean of its divisors is an integer number (3230578512).

Almost surely, 2^6461157023 is an apocalyptic number.

6461157023 is a deficient number, since it is larger than the sum of its proper divisors (1).

6461157023 is an equidigital number, since it uses as much as digits as its factorization.

6461157023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 6461157023 is about 80381.3226004648. The cubic root of 6461157023 is about 1862.5306654891.

Adding to 6461157023 its reverse (3207511646), we get a palindrome (9668668669).

The spelling of 6461157023 in words is "six billion, four hundred sixty-one million, one hundred fifty-seven thousand, twenty-three".