1111422399 has 8 divisors (see below), whose sum is σ = 1546326912. Its totient is φ = 708733080.

The previous prime is 1111422397. The next prime is 1111422401. The reversal of 1111422399 is 9932241111.

It is an interprime number because it is at equal distance from previous prime (1111422397) and next prime (1111422401).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1111422399 - 2¹ = 1111422397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111422397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8053717 + ... + 8053854.

It is an arithmetic number, because the mean of its divisors is an integer number (193290864).

Almost surely, 2^1111422399 is an apocalyptic number.

1111422399 is a deficient number, since it is larger than the sum of its proper divisors (434904513).

1111422399 is a wasteful number, since it uses less digits than its factorization.

1111422399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16107597.

The product of its digits is 3888, while the sum is 33.

The square root of 1111422399 is about 33338.0023246745. The cubic root of 1111422399 is about 1035.8408840047.

The spelling of 1111422399 in words is "one billion, one hundred eleven million, four hundred twenty-two thousand, three hundred ninety-nine".