1167254993 has 2 divisors, whose sum is σ = 1167254994. Its totient is φ = 1167254992.

The previous prime is 1167254983. The next prime is 1167255013. The reversal of 1167254993 is 3994527611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1113423424 + 53831569 = 33368^2 + 7337^2 .

It is a cyclic number.

It is not a de Polignac number, because 1167254993 - 2²⁴ = 1150477777 is a prime.

It is not a weakly prime, because it can be changed into another prime (1167254903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583627496 + 583627497.

It is an arithmetic number, because the mean of its divisors is an integer number (583627497).

Almost surely, 2^1167254993 is an apocalyptic number.

It is an amenable number.

1167254993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1167254993 is an equidigital number, since it uses as much as digits as its factorization.

1167254993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The square root of 1167254993 is about 34165.1136834052. The cubic root of 1167254993 is about 1052.9035260955.

The spelling of 1167254993 in words is "one billion, one hundred sixty-seven million, two hundred fifty-four thousand, nine hundred ninety-three".