1499244977 has 6 divisors (see below), whose sum is σ = 1587604914. Its totient is φ = 1410903840.

The previous prime is 1499244959. The next prime is 1499244979. The reversal of 1499244977 is 7794429941.

It can be written as a sum of positive squares in only one way, i.e., 1411054096 + 88190881 = 37564^2 + 9391^2 .

It is not a de Polignac number, because 1499244977 - 2¹⁶ = 1499179441 is a prime.

It is a Duffinian number.

Its product of digits (4572288) is a multiple of the sum of its prime divisors (9408).

It is not an unprimeable number, because it can be changed into a prime (1499244979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154952 + ... + 164342.

It is an arithmetic number, because the mean of its divisors is an integer number (264600819).

Almost surely, 2^1499244977 is an apocalyptic number.

1499244977 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1499244977 is a deficient number, since it is larger than the sum of its proper divisors (88359937).

1499244977 is an frugal number, since it uses more digits than its factorization.

1499244977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18799 (or 9408 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 56.

The square root of 1499244977 is about 38720.0849301755. The cubic root of 1499244977 is about 1144.5221468568.

The spelling of 1499244977 in words is "one billion, four hundred ninety-nine million, two hundred forty-four thousand, nine hundred seventy-seven".