1212432532 has 6 divisors (see below), whose sum is σ = 2121756938. Its totient is φ = 606216264.

The previous prime is 1212432527. The next prime is 1212432563. The reversal of 1212432532 is 2352342121.

It can be written as a sum of positive squares in only one way, i.e., 1200899716 + 11532816 = 34654^2 + 3396^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1212432497 and 1212432506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151554063 + ... + 151554070.

Almost surely, 2^1212432532 is an apocalyptic number.

It is an amenable number.

1212432532 is a deficient number, since it is larger than the sum of its proper divisors (909324406).

1212432532 is a wasteful number, since it uses less digits than its factorization.

1212432532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303108137 (or 303108135 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 1212432532 is about 34820.0018954623. The cubic root of 1212432532 is about 1066.3158390957.

Adding to 1212432532 its reverse (2352342121), we get a palindrome (3564774653).

The spelling of 1212432532 in words is "one billion, two hundred twelve million, four hundred thirty-two thousand, five hundred thirty-two".