1072925609381 has 2 divisors, whose sum is σ = 1072925609382. Its totient is φ = 1072925609380.

The previous prime is 1072925609267. The next prime is 1072925609383. The reversal of 1072925609381 is 1839065292701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1072767705025 + 157904356 = 1035745^2 + 12566^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072925609381 - 2¹⁴ = 1072925592997 is a prime.

It is a super-2 number, since 2×1072925609381² (a number of 25 digits) contains 22 as substring.

Together with 1072925609383, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072925609383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536462804690 + 536462804691.

It is an arithmetic number, because the mean of its divisors is an integer number (536462804691).

Almost surely, 2^{1072925609381} is an apocalyptic number.

It is an amenable number.

1072925609381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072925609381 is an equidigital number, since it uses as much as digits as its factorization.

1072925609381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The spelling of 1072925609381 in words is "one trillion, seventy-two billion, nine hundred twenty-five million, six hundred nine thousand, three hundred eighty-one".