1116494551 has 2 divisors, whose sum is σ = 1116494552. Its totient is φ = 1116494550.

The previous prime is 1116494539. The next prime is 1116494581. The reversal of 1116494551 is 1554946111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1116494551 - 2¹⁵ = 1116461783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1116494551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116494581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558247275 + 558247276.

It is an arithmetic number, because the mean of its divisors is an integer number (558247276).

Almost surely, 2^1116494551 is an apocalyptic number.

1116494551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116494551 is an equidigital number, since it uses as much as digits as its factorization.

1116494551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 37.

The square root of 1116494551 is about 33413.9873555971. The cubic root of 1116494551 is about 1037.4142342806.

The spelling of 1116494551 in words is "one billion, one hundred sixteen million, four hundred ninety-four thousand, five hundred fifty-one".