1125438910 has 8 divisors (see below), whose sum is σ = 2025790056. Its totient is φ = 450175560.

The previous prime is 1125438907. The next prime is 1125438917. The reversal of 1125438910 is 198345211.

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

It is a super-2 number, since 2×1125438910² = 2533225480283976200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125438917) 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, 56271936 + ... + 56271955.

It is an arithmetic number, because the mean of its divisors is an integer number (253223757).

Almost surely, 2^1125438910 is an apocalyptic number.

1125438910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125438910 is a deficient number, since it is larger than the sum of its proper divisors (900351146).

1125438910 is a wasteful number, since it uses less digits than its factorization.

1125438910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112543898.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 1125438910 is about 33547.5619084308. The cubic root of 1125438910 is about 1040.1771486944.

The spelling of 1125438910 in words is "one billion, one hundred twenty-five million, four hundred thirty-eight thousand, nine hundred ten".