1302499039 has 12 divisors (see below), whose sum is σ = 1433265400. Its totient is φ = 1180287504.

The previous prime is 1302499031. The next prime is 1302499117. The reversal of 1302499039 is 9309942031.

It is not a de Polignac number, because 1302499039 - 2³ = 1302499031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1302498992 and 1302499010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302499031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54744 + ... + 74845.

Almost surely, 2^1302499039 is an apocalyptic number.

1302499039 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1302499039 is a deficient number, since it is larger than the sum of its proper divisors (130766361).

1302499039 is a wasteful number, since it uses less digits than its factorization.

1302499039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129654 (or 129631 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 1302499039 is about 36090.1515513582. The cubic root of 1302499039 is about 1092.0917773074.

The spelling of 1302499039 in words is "one billion, three hundred two million, four hundred ninety-nine thousand, thirty-nine".