1061022427 has 4 divisors (see below), whose sum is σ = 1070412120. Its totient is φ = 1051632736.

The previous prime is 1061022421. The next prime is 1061022433. The reversal of 1061022427 is 7242201601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1061022421) and next prime (1061022433).

It is a cyclic number.

It is not a de Polignac number, because 1061022427 - 2³ = 1061022419 is a prime.

It is a super-2 number, since 2×1061022427² = 2251537181193940658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1061022421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4694677 + ... + 4694902.

It is an arithmetic number, because the mean of its divisors is an integer number (267603030).

Almost surely, 2^1061022427 is an apocalyptic number.

1061022427 is a deficient number, since it is larger than the sum of its proper divisors (9389693).

1061022427 is an equidigital number, since it uses as much as digits as its factorization.

1061022427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9389692.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1061022427 is about 32573.3392055528. The cubic root of 1061022427 is about 1019.9405408759.

The spelling of 1061022427 in words is "one billion, sixty-one million, twenty-two thousand, four hundred twenty-seven".