1147218762179 has 16 divisors (see below), whose sum is σ = 1345446002880. Its totient is φ = 957660541440.

The previous prime is 1147218762101. The next prime is 1147218762281. The reversal of 1147218762179 is 9712678127411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1147218762179 - 2¹² = 1147218758083 is a prime.

It is a super-2 number, since 2×1147218762179² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1147218762379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3349244 + ... + 3675849.

It is an arithmetic number, because the mean of its divisors is an integer number (84090375180).

Almost surely, 2^{1147218762179} is an apocalyptic number.

1147218762179 is a deficient number, since it is larger than the sum of its proper divisors (198227240701).

1147218762179 is an equidigital number, since it uses as much as digits as its factorization.

1147218762179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7025710.

The product of its digits is 2370816, while the sum is 56.

The spelling of 1147218762179 in words is "one trillion, one hundred forty-seven billion, two hundred eighteen million, seven hundred sixty-two thousand, one hundred seventy-nine".