23047269277 has 2 divisors, whose sum is σ = 23047269278. Its totient is φ = 23047269276.

The previous prime is 23047269239. The next prime is 23047269281. The reversal of 23047269277 is 77296274032.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12416422041 + 10630847236 = 111429^2 + 103106^2 .

It is a cyclic number.

It is not a de Polignac number, because 23047269277 - 2¹⁹ = 23046744989 is a prime.

It is a super-2 number, since 2×23047269277² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23047269277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23047269227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11523634638 + 11523634639.

It is an arithmetic number, because the mean of its divisors is an integer number (11523634639).

Almost surely, 2^23047269277 is an apocalyptic number.

It is an amenable number.

23047269277 is a deficient number, since it is larger than the sum of its proper divisors (1).

23047269277 is an equidigital number, since it uses as much as digits as its factorization.

23047269277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1778112, while the sum is 49.

The spelling of 23047269277 in words is "twenty-three billion, forty-seven million, two hundred sixty-nine thousand, two hundred seventy-seven".