45147241 has 2 divisors, whose sum is σ = 45147242. Its totient is φ = 45147240.

The previous prime is 45147233. The next prime is 45147247. The reversal of 45147241 is 14274154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32035600 + 13111641 = 5660^2 + 3621^2 .

It is a cyclic number.

It is not a de Polignac number, because 45147241 - 2³ = 45147233 is a prime.

It is not a weakly prime, because it can be changed into another prime (45147247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22573620 + 22573621.

It is an arithmetic number, because the mean of its divisors is an integer number (22573621).

Almost surely, 2^45147241 is an apocalyptic number.

It is an amenable number.

45147241 is a deficient number, since it is larger than the sum of its proper divisors (1).

45147241 is an equidigital number, since it uses as much as digits as its factorization.

45147241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4480, while the sum is 28.

The square root of 45147241 is about 6719.1696659632. The cubic root of 45147241 is about 356.0768492303.

The spelling of 45147241 in words is "forty-five million, one hundred forty-seven thousand, two hundred forty-one".