1151625 has 32 divisors (see below), whose sum is σ = 1991808. Its totient is φ = 590400.

The previous prime is 1151611. The next prime is 1151629. The reversal of 1151625 is 5261511.

It is not a de Polignac number, because 1151625 - 2⁵ = 1151593 is a prime.

It is a Curzon number.

1151625 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13834 + ... + 13916.

It is an arithmetic number, because the mean of its divisors is an integer number (62244).

2^1151625 is an apocalyptic number.

1151625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1151625 is a deficient number, since it is larger than the sum of its proper divisors (840183).

1151625 is an equidigital number, since it uses as much as digits as its factorization.

1151625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 128 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 1151625 is about 1073.1379221703. The cubic root of 1151625 is about 104.8182797883.

The spelling of 1151625 in words is "one million, one hundred fifty-one thousand, six hundred twenty-five".