15142354193 has 2 divisors, whose sum is σ = 15142354194. Its totient is φ = 15142354192.

The previous prime is 15142354181. The next prime is 15142354211. The reversal of 15142354193 is 39145324151.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14965118224 + 177235969 = 122332^2 + 13313^2 .

It is a cyclic number.

It is not a de Polignac number, because 15142354193 - 2⁴ = 15142354177 is a prime.

It is not a weakly prime, because it can be changed into another prime (15142354163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7571177096 + 7571177097.

It is an arithmetic number, because the mean of its divisors is an integer number (7571177097).

Almost surely, 2^15142354193 is an apocalyptic number.

It is an amenable number.

15142354193 is a deficient number, since it is larger than the sum of its proper divisors (1).

15142354193 is an equidigital number, since it uses as much as digits as its factorization.

15142354193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 38.

The spelling of 15142354193 in words is "fifteen billion, one hundred forty-two million, three hundred fifty-four thousand, one hundred ninety-three".