1092254381 has 2 divisors, whose sum is σ = 1092254382. Its totient is φ = 1092254380.

The previous prime is 1092254363. The next prime is 1092254417. The reversal of 1092254381 is 1834522901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1021122025 + 71132356 = 31955^2 + 8434^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1092254381 is a prime.

It is a super-2 number, since 2×1092254381² = 2386039265627386322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1092254351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546127190 + 546127191.

It is an arithmetic number, because the mean of its divisors is an integer number (546127191).

Almost surely, 2^1092254381 is an apocalyptic number.

It is an amenable number.

1092254381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1092254381 is an equidigital number, since it uses as much as digits as its factorization.

1092254381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1092254381 is about 33049.2720192140. The cubic root of 1092254381 is about 1029.8514823407.

The spelling of 1092254381 in words is "one billion, ninety-two million, two hundred fifty-four thousand, three hundred eighty-one".