1188048959 has 2 divisors, whose sum is σ = 1188048960. Its totient is φ = 1188048958.

The previous prime is 1188048931. The next prime is 1188048973. The reversal of 1188048959 is 9598408811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1188048959 is a prime.

It is a super-2 number, since 2×1188048959² = 2822920657961967362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1188048959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1188048259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 594024479 + 594024480.

It is an arithmetic number, because the mean of its divisors is an integer number (594024480).

Almost surely, 2^1188048959 is an apocalyptic number.

1188048959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1188048959 is an equidigital number, since it uses as much as digits as its factorization.

1188048959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 53.

The square root of 1188048959 is about 34468.0860942409. The cubic root of 1188048959 is about 1059.1190494151.

The spelling of 1188048959 in words is "one billion, one hundred eighty-eight million, forty-eight thousand, nine hundred fifty-nine".