1403231214 has 32 divisors (see below), whose sum is σ = 3498967296. Its totient is φ = 364475520.

The previous prime is 1403231171. The next prime is 1403231239. The reversal of 1403231214 is 4121323041.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1518187 + ... + 1519110.

It is an arithmetic number, because the mean of its divisors is an integer number (109342728).

Almost surely, 2^1403231214 is an apocalyptic number.

1403231214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1403231214 is an abundant number, since it is smaller than the sum of its proper divisors (2095736082).

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

1403231214 is a wasteful number, since it uses less digits than its factorization.

1403231214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037320.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1403231214 is about 37459.7278954346. The cubic root of 1403231214 is about 1119.5489292224.

Adding to 1403231214 its reverse (4121323041), we get a palindrome (5524554255).

The spelling of 1403231214 in words is "one billion, four hundred three million, two hundred thirty-one thousand, two hundred fourteen".