1045156450 has 96 divisors (see below), whose sum is σ = 2154612096. Its totient is φ = 374837760.

The previous prime is 1045156397. The next prime is 1045156457. The reversal of 1045156450 is 546515401.

It is not an unprimeable number, because it can be changed into a prime (1045156457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4485534 + ... + 4485766.

It is an arithmetic number, because the mean of its divisors is an integer number (22443876).

Almost surely, 2^1045156450 is an apocalyptic number.

1045156450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1045156450 is an abundant number, since it is smaller than the sum of its proper divisors (1109455646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045156450 is a wasteful number, since it uses less digits than its factorization.

1045156450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 1045156450 is about 32328.8795042451. The cubic root of 1045156450 is about 1014.8311010186.

The spelling of 1045156450 in words is "one billion, forty-five million, one hundred fifty-six thousand, four hundred fifty".