15136464223 has 2 divisors, whose sum is σ = 15136464224. Its totient is φ = 15136464222.

The previous prime is 15136464221. The next prime is 15136464349. The reversal of 15136464223 is 32246463151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15136464223 - 2¹ = 15136464221 is a prime.

It is a super-2 number, since 2×15136464223² (a number of 21 digits) contains 22 as substring.

Together with 15136464221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15136464221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7568232111 + 7568232112.

It is an arithmetic number, because the mean of its divisors is an integer number (7568232112).

Almost surely, 2^15136464223 is an apocalyptic number.

15136464223 is a deficient number, since it is larger than the sum of its proper divisors (1).

15136464223 is an equidigital number, since it uses as much as digits as its factorization.

15136464223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The spelling of 15136464223 in words is "fifteen billion, one hundred thirty-six million, four hundred sixty-four thousand, two hundred twenty-three".