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23353679137 is a prime number
BaseRepresentation
bin10101101111111111…
…001101110100100001
32020021120001211011011
4111233333031310201
5340312020213022
614421210220521
71454503666045
oct255777156441
966246054134
1023353679137
1199a45a7878
124639124741
132282432b69
1411b7876025
1591a3c3977
hex56ffcdd21

23353679137 has 2 divisors, whose sum is σ = 23353679138. Its totient is φ = 23353679136.

The previous prime is 23353679123. The next prime is 23353679201. The reversal of 23353679137 is 73197635332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22728879121 + 624800016 = 150761^2 + 24996^2 .

It is a cyclic number.

It is not a de Polignac number, because 23353679137 - 227 = 23219461409 is a prime.

It is not a weakly prime, because it can be changed into another prime (23353679737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11676839568 + 11676839569.

It is an arithmetic number, because the mean of its divisors is an integer number (11676839569).

Almost surely, 223353679137 is an apocalyptic number.

It is an amenable number.

23353679137 is a deficient number, since it is larger than the sum of its proper divisors (1).

23353679137 is an equidigital number, since it uses as much as digits as its factorization.

23353679137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 49.

The spelling of 23353679137 in words is "twenty-three billion, three hundred fifty-three million, six hundred seventy-nine thousand, one hundred thirty-seven".