1125465501 has 16 divisors (see below), whose sum is σ = 1590767424. Its totient is φ = 705341184.

The previous prime is 1125465469. The next prime is 1125465503. The reversal of 1125465501 is 1055645211.

It is not a de Polignac number, because 1125465501 - 2⁵ = 1125465469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125465503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32146 + ... + 57308.

It is an arithmetic number, because the mean of its divisors is an integer number (99422964).

Almost surely, 2^1125465501 is an apocalyptic number.

It is an amenable number.

1125465501 is a deficient number, since it is larger than the sum of its proper divisors (465301923).

1125465501 is a wasteful number, since it uses less digits than its factorization.

1125465501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26060.

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 1125465501 is about 33547.9582240112. The cubic root of 1125465501 is about 1040.1853407969.

The spelling of 1125465501 in words is "one billion, one hundred twenty-five million, four hundred sixty-five thousand, five hundred one".