1045654257 has 8 divisors (see below), whose sum is σ = 1396267776. Its totient is φ = 696071792.

The previous prime is 1045654237. The next prime is 1045654271. The reversal of 1045654257 is 7524565401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1045654257 - 2¹⁶ = 1045588721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045654217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255393 + ... + 259454.

It is an arithmetic number, because the mean of its divisors is an integer number (174533472).

Almost surely, 2^1045654257 is an apocalyptic number.

It is an amenable number.

1045654257 is a deficient number, since it is larger than the sum of its proper divisors (350613519).

1045654257 is an equidigital number, since it uses as much as digits as its factorization.

1045654257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515527.

The product of its (nonzero) digits is 168000, while the sum is 39.

The square root of 1045654257 is about 32336.5776946170. The cubic root of 1045654257 is about 1014.9921964667.

The spelling of 1045654257 in words is "one billion, forty-five million, six hundred fifty-four thousand, two hundred fifty-seven".