1499637049 has 4 divisors (see below), whose sum is σ = 1514196736. Its totient is φ = 1485077364.

The previous prime is 1499637023. The next prime is 1499637077. The reversal of 1499637049 is 9407369941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1499637049 - 2⁵ = 1499637017 is a prime.

It is a super-2 number, since 2×1499637049² = 4497822557466856802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1499636987 and 1499637005.

It is not an unprimeable number, because it can be changed into a prime (1499637019) 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, 7279689 + ... + 7279894.

It is an arithmetic number, because the mean of its divisors is an integer number (378549184).

Almost surely, 2^1499637049 is an apocalyptic number.

It is an amenable number.

1499637049 is a deficient number, since it is larger than the sum of its proper divisors (14559687).

1499637049 is a wasteful number, since it uses less digits than its factorization.

1499637049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14559686.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The square root of 1499637049 is about 38725.1475013330. The cubic root of 1499637049 is about 1144.6219072880.

The spelling of 1499637049 in words is "one billion, four hundred ninety-nine million, six hundred thirty-seven thousand, forty-nine".