1125401024 has 28 divisors (see below), whose sum is σ = 2436238968. Its totient is φ = 511545600.

The previous prime is 1125400973. The next prime is 1125401059. The reversal of 1125401024 is 4201045211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1125400987 and 1125401005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 798587 + ... + 799994.

Almost surely, 2^1125401024 is an apocalyptic number.

It is an amenable number.

1125401024 is an abundant number, since it is smaller than the sum of its proper divisors (1310837944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125401024 is a wasteful number, since it uses less digits than its factorization.

1125401024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598604 (or 1598594 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1125401024 is about 33546.9972426743. The cubic root of 1125401024 is about 1040.1654766278.

Adding to 1125401024 its reverse (4201045211), we get a palindrome (5326446235).

The spelling of 1125401024 in words is "one billion, one hundred twenty-five million, four hundred one thousand, twenty-four".