118951519 has 2 divisors, whose sum is σ = 118951520. Its totient is φ = 118951518.

The previous prime is 118951517. The next prime is 118951523. The reversal of 118951519 is 915159811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118951519 - 2¹ = 118951517 is a prime.

It is a super-4 number, since 4×118951519⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.

Together with 118951517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118951517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59475759 + 59475760.

It is an arithmetic number, because the mean of its divisors is an integer number (59475760).

Almost surely, 2^118951519 is an apocalyptic number.

118951519 is a deficient number, since it is larger than the sum of its proper divisors (1).

118951519 is an equidigital number, since it uses as much as digits as its factorization.

118951519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 40.

The square root of 118951519 is about 10906.4897652728. The cubic root of 118951519 is about 491.8016680830.

The spelling of 118951519 in words is "one hundred eighteen million, nine hundred fifty-one thousand, five hundred nineteen".