1081107623 has 2 divisors, whose sum is σ = 1081107624. Its totient is φ = 1081107622.

The previous prime is 1081107613. The next prime is 1081107637. The reversal of 1081107623 is 3267011801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1081107623 - 2²² = 1076913319 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1081107613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540553811 + 540553812.

It is an arithmetic number, because the mean of its divisors is an integer number (540553812).

Almost surely, 2^1081107623 is an apocalyptic number.

1081107623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1081107623 is an equidigital number, since it uses as much as digits as its factorization.

1081107623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 1081107623 is about 32880.2010790688. The cubic root of 1081107623 is about 1026.3361905195.

The spelling of 1081107623 in words is "one billion, eighty-one million, one hundred seven thousand, six hundred twenty-three".