1495368899 has 4 divisors (see below), whose sum is σ = 1495446240. Its totient is φ = 1495291560.

The previous prime is 1495368883. The next prime is 1495368971. The reversal of 1495368899 is 9988635941.

It is a Cunningham number, because it is equal to 38670²-1.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9988635941 = 3917 ⋅2550073.

It is a cyclic number.

It is not a de Polignac number, because 1495368899 - 2⁴ = 1495368883 is a prime.

It is a super-2 number, since 2×1495368899² = 4472256288192944402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1495368829) 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, 19334 + ... + 58004.

It is an arithmetic number, because the mean of its divisors is an integer number (373861560).

Almost surely, 2^1495368899 is an apocalyptic number.

1495368899 is a deficient number, since it is larger than the sum of its proper divisors (77341).

1495368899 is an equidigital number, since it uses as much as digits as its factorization.

1495368899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77340.

The product of its digits is 16796160, while the sum is 62.

The square root of 1495368899 is about 38669.9999870701. Note that the first 4 decimals coincide. The cubic root of 1495368899 is about 1143.5349642460.

The spelling of 1495368899 in words is "one billion, four hundred ninety-five million, three hundred sixty-eight thousand, eight hundred ninety-nine".