1499229877 has 2 divisors, whose sum is σ = 1499229878. Its totient is φ = 1499229876.

The previous prime is 1499229871. The next prime is 1499229917. The reversal of 1499229877 is 7789229941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1275846961 + 223382916 = 35719^2 + 14946^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1499229877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1499229871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 749614938 + 749614939.

It is an arithmetic number, because the mean of its divisors is an integer number (749614939).

Almost surely, 2^1499229877 is an apocalyptic number.

It is an amenable number.

1499229877 is a deficient number, since it is larger than the sum of its proper divisors (1).

1499229877 is an equidigital number, since it uses as much as digits as its factorization.

1499229877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 58.

The square root of 1499229877 is about 38719.8899404428. The cubic root of 1499229877 is about 1144.5183044022.

The spelling of 1499229877 in words is "one billion, four hundred ninety-nine million, two hundred twenty-nine thousand, eight hundred seventy-seven".