1002744131 has 2 divisors, whose sum is σ = 1002744132. Its totient is φ = 1002744130.

The previous prime is 1002744091. The next prime is 1002744137. The reversal of 1002744131 is 1314472001.

It is a happy number.

1002744131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002744131 is a prime.

It is a super-2 number, since 2×1002744131² = 2010991584509890322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002744097 and 1002744106.

It is not a weakly prime, because it can be changed into another prime (1002744137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501372065 + 501372066.

It is an arithmetic number, because the mean of its divisors is an integer number (501372066).

Almost surely, 2^1002744131 is an apocalyptic number.

1002744131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002744131 is an equidigital number, since it uses as much as digits as its factorization.

1002744131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1002744131 is about 31666.1353972979. The cubic root of 1002744131 is about 1000.9138749116.

The spelling of 1002744131 in words is "one billion, two million, seven hundred forty-four thousand, one hundred thirty-one".