45048613121 has 2 divisors, whose sum is σ = 45048613122. Its totient is φ = 45048613120.

The previous prime is 45048613117. The next prime is 45048613153. The reversal of 45048613121 is 12131684054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38616573121 + 6432040000 = 196511^2 + 80200^2 .

It is a cyclic number.

It is not a de Polignac number, because 45048613121 - 2² = 45048613117 is a prime.

It is not a weakly prime, because it can be changed into another prime (45048612121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22524306560 + 22524306561.

It is an arithmetic number, because the mean of its divisors is an integer number (22524306561).

Almost surely, 2^45048613121 is an apocalyptic number.

It is an amenable number.

45048613121 is a deficient number, since it is larger than the sum of its proper divisors (1).

45048613121 is an equidigital number, since it uses as much as digits as its factorization.

45048613121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 45048613121 in words is "forty-five billion, forty-eight million, six hundred thirteen thousand, one hundred twenty-one".