1061022405 has 8 divisors (see below), whose sum is σ = 1697635872. Its totient is φ = 565878608.

The previous prime is 1061022401. The next prime is 1061022409. The reversal of 1061022405 is 5042201601.

It is an interprime number because it is at equal distance from previous prime (1061022401) and next prime (1061022409).

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

It is a cyclic number.

It is not a de Polignac number, because 1061022405 - 2² = 1061022401 is a prime.

It is a super-2 number, since 2×1061022405² = 2251537087823968050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061022401) 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, 35367399 + ... + 35367428.

It is an arithmetic number, because the mean of its divisors is an integer number (212204484).

Almost surely, 2^1061022405 is an apocalyptic number.

1061022405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1061022405 is a deficient number, since it is larger than the sum of its proper divisors (636613467).

1061022405 is an equidigital number, since it uses as much as digits as its factorization.

1061022405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70734835.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1061022405 is about 32573.3388678533. The cubic root of 1061022405 is about 1019.9405338265.

The spelling of 1061022405 in words is "one billion, sixty-one million, twenty-two thousand, four hundred five".