121435532 has 12 divisors (see below), whose sum is σ = 214616976. Its totient is φ = 60116400.

The previous prime is 121435519. The next prime is 121435537. The reversal of 121435532 is 235534121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (121435537) 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, 149888 + ... + 150695.

It is an arithmetic number, because the mean of its divisors is an integer number (17884748).

Almost surely, 2^121435532 is an apocalyptic number.

It is an amenable number.

121435532 is a deficient number, since it is larger than the sum of its proper divisors (93181444).

121435532 is a wasteful number, since it uses less digits than its factorization.

121435532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300688 (or 300686 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 121435532 is about 11019.7791266431. The cubic root of 121435532 is about 495.2014715702.

Adding to 121435532 its reverse (235534121), we get a palindrome (356969653).

The spelling of 121435532 in words is "one hundred twenty-one million, four hundred thirty-five thousand, five hundred thirty-two".