15043213340381 has 2 divisors, whose sum is σ = 15043213340382. Its totient is φ = 15043213340380.

The previous prime is 15043213340359. The next prime is 15043213340387. The reversal of 15043213340381 is 18304331234051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14722308085156 + 320905255225 = 3836966^2 + 566485^2 .

It is a cyclic number.

It is not a de Polignac number, because 15043213340381 - 2²⁶ = 15043146231517 is a prime.

It is a super-2 number, since 2×15043213340381² (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 (15043213340387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7521606670190 + 7521606670191.

It is an arithmetic number, because the mean of its divisors is an integer number (7521606670191).

Almost surely, 2^{15043213340381} is an apocalyptic number.

It is an amenable number.

15043213340381 is a deficient number, since it is larger than the sum of its proper divisors (1).

15043213340381 is an equidigital number, since it uses as much as digits as its factorization.

15043213340381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 15043213340381 in words is "fifteen trillion, forty-three billion, two hundred thirteen million, three hundred forty thousand, three hundred eighty-one".