45154023251 has 2 divisors, whose sum is σ = 45154023252. Its totient is φ = 45154023250.

The previous prime is 45154023247. The next prime is 45154023287. The reversal of 45154023251 is 15232045154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45154023251 - 2² = 45154023247 is a prime.

It is not a weakly prime, because it can be changed into another prime (45154026251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22577011625 + 22577011626.

It is an arithmetic number, because the mean of its divisors is an integer number (22577011626).

Almost surely, 2^45154023251 is an apocalyptic number.

45154023251 is a deficient number, since it is larger than the sum of its proper divisors (1).

45154023251 is an equidigital number, since it uses as much as digits as its factorization.

45154023251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 45154023251 in words is "forty-five billion, one hundred fifty-four million, twenty-three thousand, two hundred fifty-one".