1045351642 has 8 divisors (see below), whose sum is σ = 1568290932. Its totient is φ = 522588000.

The previous prime is 1045351627. The next prime is 1045351649. The reversal of 1045351642 is 2461535401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1045293561 + 58081 = 32331^2 + 241^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1045351649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27859 + ... + 53542.

Almost surely, 2^1045351642 is an apocalyptic number.

1045351642 is a deficient number, since it is larger than the sum of its proper divisors (522939290).

1045351642 is an equidigital number, since it uses as much as digits as its factorization.

1045351642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87824.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1045351642 is about 32331.8982121372. The cubic root of 1045351642 is about 1014.8942732457.

The spelling of 1045351642 in words is "one billion, forty-five million, three hundred fifty-one thousand, six hundred forty-two".