23405012352541 has 2 divisors, whose sum is σ = 23405012352542. Its totient is φ = 23405012352540.

The previous prime is 23405012352529. The next prime is 23405012352703. The reversal of 23405012352541 is 14525321050432.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14898287628900 + 8506724723641 = 3859830^2 + 2916629^2 .

It is a cyclic number.

It is not a de Polignac number, because 23405012352541 - 2⁷ = 23405012352413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23405012352541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23405012352511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11702506176270 + 11702506176271.

It is an arithmetic number, because the mean of its divisors is an integer number (11702506176271).

Almost surely, 2^{23405012352541} is an apocalyptic number.

It is an amenable number.

23405012352541 is a deficient number, since it is larger than the sum of its proper divisors (1).

23405012352541 is an equidigital number, since it uses as much as digits as its factorization.

23405012352541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 23405012352541 in words is "twenty-three trillion, four hundred five billion, twelve million, three hundred fifty-two thousand, five hundred forty-one".