1187468053 has 2 divisors, whose sum is σ = 1187468054. Its totient is φ = 1187468052.

The previous prime is 1187468033. The next prime is 1187468069. The reversal of 1187468053 is 3508647811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 851589124 + 335878929 = 29182^2 + 18327^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1187468053 is a prime.

It is a super-2 number, since 2×1187468053² = 2820160753791221618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1187468033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593734026 + 593734027.

It is an arithmetic number, because the mean of its divisors is an integer number (593734027).

Almost surely, 2^1187468053 is an apocalyptic number.

It is an amenable number.

1187468053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1187468053 is an equidigital number, since it uses as much as digits as its factorization.

1187468053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 1187468053 is about 34459.6583413127. The cubic root of 1187468053 is about 1058.9463997080.

The spelling of 1187468053 in words is "one billion, one hundred eighty-seven million, four hundred sixty-eight thousand, fifty-three".