1085622407 has 2 divisors, whose sum is σ = 1085622408. Its totient is φ = 1085622406.

The previous prime is 1085622359. The next prime is 1085622427. The reversal of 1085622407 is 7042265801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1085622407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1085622427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542811203 + 542811204.

It is an arithmetic number, because the mean of its divisors is an integer number (542811204).

Almost surely, 2^1085622407 is an apocalyptic number.

1085622407 is a deficient number, since it is larger than the sum of its proper divisors (1).

1085622407 is an equidigital number, since it uses as much as digits as its factorization.

1085622407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 1085622407 is about 32948.7846058091. The cubic root of 1085622407 is about 1027.7628911960.

The spelling of 1085622407 in words is "one billion, eighty-five million, six hundred twenty-two thousand, four hundred seven".