15135453233 has 2 divisors, whose sum is σ = 15135453234. Its totient is φ = 15135453232.

The previous prime is 15135453161. The next prime is 15135453247. The reversal of 15135453233 is 33235453151.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14983473649 + 151979584 = 122407^2 + 12328^2 .

It is an emirp because it is prime and its reverse (33235453151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15135453233 - 2⁸ = 15135452977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15135453193 and 15135453202.

It is not a weakly prime, because it can be changed into another prime (15135453293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7567726616 + 7567726617.

It is an arithmetic number, because the mean of its divisors is an integer number (7567726617).

Almost surely, 2^15135453233 is an apocalyptic number.

It is an amenable number.

15135453233 is a deficient number, since it is larger than the sum of its proper divisors (1).

15135453233 is an equidigital number, since it uses as much as digits as its factorization.

15135453233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81000, while the sum is 35.

The spelling of 15135453233 in words is "fifteen billion, one hundred thirty-five million, four hundred fifty-three thousand, two hundred thirty-three".