117690403 has 2 divisors, whose sum is σ = 117690404. Its totient is φ = 117690402.

The previous prime is 117690373. The next prime is 117690409. The reversal of 117690403 is 304096711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117690403 - 2¹⁷ = 117559331 is a prime.

It is not a weakly prime, because it can be changed into another prime (117690409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58845201 + 58845202.

It is an arithmetic number, because the mean of its divisors is an integer number (58845202).

Almost surely, 2^117690403 is an apocalyptic number.

117690403 is a deficient number, since it is larger than the sum of its proper divisors (1).

117690403 is an equidigital number, since it uses as much as digits as its factorization.

117690403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 117690403 is about 10848.5207747416. The cubic root of 117690403 is about 490.0574734751.

The spelling of 117690403 in words is "one hundred seventeen million, six hundred ninety thousand, four hundred three".