1081102651 has 2 divisors, whose sum is σ = 1081102652. Its totient is φ = 1081102650.

The previous prime is 1081102643. The next prime is 1081102691. The reversal of 1081102651 is 1562011801.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1081102651 - 2³ = 1081102643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1081102691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540551325 + 540551326.

It is an arithmetic number, because the mean of its divisors is an integer number (540551326).

Almost surely, 2^1081102651 is an apocalyptic number.

1081102651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1081102651 is an equidigital number, since it uses as much as digits as its factorization.

1081102651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 25.

The square root of 1081102651 is about 32880.1254711718. The cubic root of 1081102651 is about 1026.3346171481.

The spelling of 1081102651 in words is "one billion, eighty-one million, one hundred two thousand, six hundred fifty-one".