1325236121 has 8 divisors (see below), whose sum is σ = 1446859584. Its totient is φ = 1203803920.

The previous prime is 1325236109. The next prime is 1325236127. The reversal of 1325236121 is 1216325231.

It is a happy number.

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

It is not a de Polignac number, because 1325236121 - 2¹⁰ = 1325235097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1325236127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33125 + ... + 61218.

It is an arithmetic number, because the mean of its divisors is an integer number (180857448).

Almost surely, 2^1325236121 is an apocalyptic number.

1325236121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1325236121 is a deficient number, since it is larger than the sum of its proper divisors (121623463).

1325236121 is a wasteful number, since it uses less digits than its factorization.

1325236121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95631.

The product of its digits is 2160, while the sum is 26.

The square root of 1325236121 is about 36403.7926732916. The cubic root of 1325236121 is about 1098.4098569669.

The spelling of 1325236121 in words is "one billion, three hundred twenty-five million, two hundred thirty-six thousand, one hundred twenty-one".