1125405622 has 8 divisors (see below), whose sum is σ = 1841572872. Its totient is φ = 511548000.

The previous prime is 1125405613. The next prime is 1125405629. The reversal of 1125405622 is 2265045211.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125405629) 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, 25577379 + ... + 25577422.

It is an arithmetic number, because the mean of its divisors is an integer number (230196609).

Almost surely, 2^1125405622 is an apocalyptic number.

1125405622 is a deficient number, since it is larger than the sum of its proper divisors (716167250).

1125405622 is a wasteful number, since it uses less digits than its factorization.

1125405622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51154814.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1125405622 is about 33547.0657733281. The cubic root of 1125405622 is about 1040.1668932116.

The spelling of 1125405622 in words is "one billion, one hundred twenty-five million, four hundred five thousand, six hundred twenty-two".