1111054999 has 2 divisors, whose sum is σ = 1111055000. Its totient is φ = 1111054998.

The previous prime is 1111054993. The next prime is 1111055017. The reversal of 1111054999 is 9994501111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111054999 - 2³ = 1111054991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111054991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555527499 + 555527500.

It is an arithmetic number, because the mean of its divisors is an integer number (555527500).

Almost surely, 2^1111054999 is an apocalyptic number.

1111054999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111054999 is an equidigital number, since it uses as much as digits as its factorization.

1111054999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 40.

The square root of 1111054999 is about 33332.4916410400. The cubic root of 1111054999 is about 1035.7267330202.

The spelling of 1111054999 in words is "one billion, one hundred eleven million, fifty-four thousand, nine hundred ninety-nine".