15052155514391 has 2 divisors, whose sum is σ = 15052155514392. Its totient is φ = 15052155514390.

The previous prime is 15052155514289. The next prime is 15052155514433. The reversal of 15052155514391 is 19341555125051.

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-15052155514391 is a prime.

It is a super-2 number, since 2×15052155514391² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15052155511391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7526077757195 + 7526077757196.

It is an arithmetic number, because the mean of its divisors is an integer number (7526077757196).

Almost surely, 2^{15052155514391} is an apocalyptic number.

15052155514391 is a deficient number, since it is larger than the sum of its proper divisors (1).

15052155514391 is an equidigital number, since it uses as much as digits as its factorization.

15052155514391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675000, while the sum is 47.

The spelling of 15052155514391 in words is "fifteen trillion, fifty-two billion, one hundred fifty-five million, five hundred fourteen thousand, three hundred ninety-one".