1499787135 has 216 divisors, whose sum is σ = 3478194720. Its totient is φ = 585066240.

The previous prime is 1499787001. The next prime is 1499787137. The reversal of 1499787135 is 5317879941.

It is a happy number.

It is not a de Polignac number, because 1499787135 - 2⁸ = 1499786879 is a prime.

It is a super-2 number, since 2×1499787135² = 4498722900623016450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1499787137) by changing a digit.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 13759461 + ... + 13759569.

Almost surely, 2^1499787135 is an apocalyptic number.

1499787135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1499787135 is an abundant number, since it is smaller than the sum of its proper divisors (1978407585).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1499787135 is a wasteful number, since it uses less digits than its factorization.

1499787135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187 (or 154 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The square root of 1499787135 is about 38727.0852892391. The cubic root of 1499787135 is about 1144.6600911923.

The spelling of 1499787135 in words is "one billion, four hundred ninety-nine million, seven hundred eighty-seven thousand, one hundred thirty-five".