45061021147 has 2 divisors, whose sum is σ = 45061021148. Its totient is φ = 45061021146.

The previous prime is 45061021121. The next prime is 45061021171. The reversal of 45061021147 is 74112016054.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45061021147 is a prime.

It is not a weakly prime, because it can be changed into another prime (45061022147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22530510573 + 22530510574.

It is an arithmetic number, because the mean of its divisors is an integer number (22530510574).

Almost surely, 2^45061021147 is an apocalyptic number.

45061021147 is a deficient number, since it is larger than the sum of its proper divisors (1).

45061021147 is an equidigital number, since it uses as much as digits as its factorization.

45061021147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The spelling of 45061021147 in words is "forty-five billion, sixty-one million, twenty-one thousand, one hundred forty-seven".