1045354402 has 4 divisors (see below), whose sum is σ = 1568031606. Its totient is φ = 522677200.

The previous prime is 1045354319. The next prime is 1045354421. The reversal of 1045354402 is 2044535401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 853282521 + 192071881 = 29211^2 + 13859^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261338599 + ... + 261338602.

Almost surely, 2^1045354402 is an apocalyptic number.

1045354402 is a deficient number, since it is larger than the sum of its proper divisors (522677204).

1045354402 is an equidigital number, since it uses as much as digits as its factorization.

1045354402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522677203.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1045354402 is about 32331.9408944159. The cubic root of 1045354402 is about 1014.8951664398.

Adding to 1045354402 its reverse (2044535401), we get a palindrome (3089889803).

The spelling of 1045354402 in words is "one billion, forty-five million, three hundred fifty-four thousand, four hundred two".