45243043051 has 2 divisors, whose sum is σ = 45243043052. Its totient is φ = 45243043050.

The previous prime is 45243043009. The next prime is 45243043063. The reversal of 45243043051 is 15034034254.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45243043051 is a prime.

It is not a weakly prime, because it can be changed into another prime (45243043451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22621521525 + 22621521526.

It is an arithmetic number, because the mean of its divisors is an integer number (22621521526).

Almost surely, 2^45243043051 is an apocalyptic number.

45243043051 is a deficient number, since it is larger than the sum of its proper divisors (1).

45243043051 is an equidigital number, since it uses as much as digits as its factorization.

45243043051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 45243043051 in words is "forty-five billion, two hundred forty-three million, forty-three thousand, fifty-one".