1403231212 has 36 divisors (see below), whose sum is σ = 2540695080. Its totient is φ = 677763072.

The previous prime is 1403231171. The next prime is 1403231239. The reversal of 1403231212 is 2121323041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1403231212.

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, 1824364 + ... + 1825132.

Almost surely, 2^1403231212 is an apocalyptic number.

It is an amenable number.

1403231212 is a deficient number, since it is larger than the sum of its proper divisors (1137463868).

1403231212 is a wasteful number, since it uses less digits than its factorization.

1403231212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022 (or 917 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1403231212 is about 37459.7278687392. The cubic root of 1403231212 is about 1119.5489286906.

Adding to 1403231212 its reverse (2121323041), we get a palindrome (3524554253).

The spelling of 1403231212 in words is "one billion, four hundred three million, two hundred thirty-one thousand, two hundred twelve".