1045155451 has 2 divisors, whose sum is σ = 1045155452. Its totient is φ = 1045155450.

The previous prime is 1045155431. The next prime is 1045155467. The reversal of 1045155451 is 1545515401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1045155451 - 2²⁷ = 910937723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045155431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522577725 + 522577726.

It is an arithmetic number, because the mean of its divisors is an integer number (522577726).

Almost surely, 2^1045155451 is an apocalyptic number.

1045155451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045155451 is an equidigital number, since it uses as much as digits as its factorization.

1045155451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10000, while the sum is 31.

The square root of 1045155451 is about 32328.8640536595. The cubic root of 1045155451 is about 1014.8307776805.

The spelling of 1045155451 in words is "one billion, forty-five million, one hundred fifty-five thousand, four hundred fifty-one".