1002542059 has 4 divisors (see below), whose sum is σ = 1012468320. Its totient is φ = 992615800.

The previous prime is 1002542041. The next prime is 1002542111. The reversal of 1002542059 is 9502452001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002542059 - 2⁷ = 1002541931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002542029) 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, 4962979 + ... + 4963180.

It is an arithmetic number, because the mean of its divisors is an integer number (253117080).

Almost surely, 2^1002542059 is an apocalyptic number.

1002542059 is a deficient number, since it is larger than the sum of its proper divisors (9926261).

1002542059 is an equidigital number, since it uses as much as digits as its factorization.

1002542059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9926260.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1002542059 is about 31662.9445724809. The cubic root of 1002542059 is about 1000.8466360052.

The spelling of 1002542059 in words is "one billion, two million, five hundred forty-two thousand, fifty-nine".