1406761099 has 4 divisors (see below), whose sum is σ = 1407760920. Its totient is φ = 1405761280.

The previous prime is 1406761063. The next prime is 1406761117. The reversal of 1406761099 is 9901676041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1406761099 - 2¹⁵ = 1406728331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1406761019) 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, 497797 + ... + 500614.

It is an arithmetic number, because the mean of its divisors is an integer number (351940230).

Almost surely, 2^1406761099 is an apocalyptic number.

1406761099 is a deficient number, since it is larger than the sum of its proper divisors (999821).

1406761099 is an equidigital number, since it uses as much as digits as its factorization.

1406761099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999820.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 1406761099 is about 37506.8140342525. The cubic root of 1406761099 is about 1120.4869000648.

The spelling of 1406761099 in words is "one billion, four hundred six million, seven hundred sixty-one thousand, ninety-nine".