1400214512 has 20 divisors (see below), whose sum is σ = 2713560696. Its totient is φ = 699940800.

The previous prime is 1400214449. The next prime is 1400214581. The reversal of 1400214512 is 2154120041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86138 + ... + 101094.

Almost surely, 2^1400214512 is an apocalyptic number.

It is an amenable number.

1400214512 is a deficient number, since it is larger than the sum of its proper divisors (1313346184).

1400214512 is a wasteful number, since it uses less digits than its factorization.

1400214512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20816 (or 20810 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1400214512 is about 37419.4402951193. The cubic root of 1400214512 is about 1118.7460754021.

Adding to 1400214512 its reverse (2154120041), we get a palindrome (3554334553).

The spelling of 1400214512 in words is "one billion, four hundred million, two hundred fourteen thousand, five hundred twelve".