1400141412 has 36 divisors (see below), whose sum is σ = 3653418496. Its totient is φ = 451658160.

The previous prime is 1400141377. The next prime is 1400141417. The reversal of 1400141412 is 2141410041.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1400141417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 626188 + ... + 628419.

Almost surely, 2^1400141412 is an apocalyptic number.

1400141412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1400141412 is an abundant number, since it is smaller than the sum of its proper divisors (2253277084).

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

1400141412 is a wasteful number, since it uses less digits than its factorization.

1400141412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254648 (or 1254643 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1400141412 is about 37418.4635173600. The cubic root of 1400141412 is about 1118.7266065373.

Adding to 1400141412 its reverse (2141410041), we get a palindrome (3541551453).

The spelling of 1400141412 in words is "one billion, four hundred million, one hundred forty-one thousand, four hundred twelve".