1042590745 has 32 divisors (see below), whose sum is σ = 1499512320. Its totient is φ = 680762880.

The previous prime is 1042590709. The next prime is 1042590749. The reversal of 1042590745 is 5470952401.

It is a Cunningham number, because it is equal to 1014³+1.

It is not a de Polignac number, because 1042590745 - 2¹³ = 1042582553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042590749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67060 + ... + 81130.

It is an arithmetic number, because the mean of its divisors is an integer number (46859760).

Almost surely, 2^1042590745 is an apocalyptic number.

It is an amenable number.

1042590745 is a deficient number, since it is larger than the sum of its proper divisors (456921575).

1042590745 is a wasteful number, since it uses less digits than its factorization.

1042590745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14185.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 1042590745 is about 32289.1738048529. The cubic root of 1042590745 is about 1014.0000003242. Note that the first 6 decimals are identical.

The spelling of 1042590745 in words is "one billion, forty-two million, five hundred ninety thousand, seven hundred forty-five".