1499111113 has 4 divisors (see below), whose sum is σ = 1547469568. Its totient is φ = 1450752660.

The previous prime is 1499111093. The next prime is 1499111143. The reversal of 1499111113 is 3111119941.

It is a happy number.

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 1499111113 - 2¹³ = 1499102921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 48358423 = 1499111113 / (1 + 4 + 9 + 9 + 1 + 1 + 1 + 1 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1499111143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24179181 + ... + 24179242.

It is an arithmetic number, because the mean of its divisors is an integer number (386867392).

Almost surely, 2^1499111113 is an apocalyptic number.

It is an amenable number.

1499111113 is a deficient number, since it is larger than the sum of its proper divisors (48358455).

1499111113 is an equidigital number, since it uses as much as digits as its factorization.

1499111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48358454.

The product of its digits is 972, while the sum is 31.

The square root of 1499111113 is about 38718.3562796770. The cubic root of 1499111113 is about 1144.4880819608.

The spelling of 1499111113 in words is "one billion, four hundred ninety-nine million, one hundred eleven thousand, one hundred thirteen".