132121135452 has 12 divisors (see below), whose sum is σ = 308282649416. Its totient is φ = 44040378480.

The previous prime is 132121135451. The next prime is 132121135453. The reversal of 132121135452 is 254531121231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (132121135451) and next prime (132121135453).

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132121135451) 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, 5505047299 + ... + 5505047322.

Almost surely, 2^132121135452 is an apocalyptic number.

132121135452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

132121135452 is an abundant number, since it is smaller than the sum of its proper divisors (176161513964).

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

132121135452 is a wasteful number, since it uses less digits than its factorization.

132121135452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11010094628 (or 11010094626 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

Adding to 132121135452 its reverse (254531121231), we get a palindrome (386652256683).

The spelling of 132121135452 in words is "one hundred thirty-two billion, one hundred twenty-one million, one hundred thirty-five thousand, four hundred fifty-two".