117541129 has 2 divisors, whose sum is σ = 117541130. Its totient is φ = 117541128.

The previous prime is 117541117. The next prime is 117541133. The reversal of 117541129 is 921145711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103063104 + 14478025 = 10152^2 + 3805^2 .

It is an emirp because it is prime and its reverse (921145711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117541129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117541129.

It is not a weakly prime, because it can be changed into another prime (117541199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58770564 + 58770565.

It is an arithmetic number, because the mean of its divisors is an integer number (58770565).

Almost surely, 2^117541129 is an apocalyptic number.

It is an amenable number.

117541129 is a deficient number, since it is larger than the sum of its proper divisors (1).

117541129 is an equidigital number, since it uses as much as digits as its factorization.

117541129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 31.

The square root of 117541129 is about 10841.6386676554. The cubic root of 117541129 is about 489.8501957721.

The spelling of 117541129 in words is "one hundred seventeen million, five hundred forty-one thousand, one hundred twenty-nine".