1212483538 has 24 divisors (see below), whose sum is σ = 2121995772. Its totient is φ = 518079744.

The previous prime is 1212483521. The next prime is 1212483551. The reversal of 1212483538 is 8353842121.

It can be written as a sum of positive squares in 2 ways, for example, as 1204992369 + 7491169 = 34713^2 + 2737^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1212483497 and 1212483506.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14670 + ... + 51382.

Almost surely, 2^1212483538 is an apocalyptic number.

1212483538 is a deficient number, since it is larger than the sum of its proper divisors (909512234).

1212483538 is a wasteful number, since it uses less digits than its factorization.

1212483538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37066 (or 37059 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 1212483538 is about 34820.7343116138. The cubic root of 1212483538 is about 1066.3307918845.

The spelling of 1212483538 in words is "one billion, two hundred twelve million, four hundred eighty-three thousand, five hundred thirty-eight".