1045342072 has 16 divisors (see below), whose sum is σ = 2023243200. Its totient is φ = 505810560.

The previous prime is 1045342049. The next prime is 1045342097. The reversal of 1045342072 is 2702435401.

It is a self number, because there is not a number n which added to its sum of digits gives 1045342072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2107297 + ... + 2107792.

It is an arithmetic number, because the mean of its divisors is an integer number (126452700).

Almost surely, 2^1045342072 is an apocalyptic number.

It is an amenable number.

1045342072 is a deficient number, since it is larger than the sum of its proper divisors (977901128).

1045342072 is a wasteful number, since it uses less digits than its factorization.

1045342072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4215126 (or 4215122 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 1045342072 is about 32331.7502155389. The cubic root of 1045342072 is about 1014.8911761801.

Adding to 1045342072 its reverse (2702435401), we get a palindrome (3747777473).

It can be divided in two parts, 10453 and 42072, that added together give a palindrome (52525).

The spelling of 1045342072 in words is "one billion, forty-five million, three hundred forty-two thousand, seventy-two".