1400010312 has 32 divisors (see below), whose sum is σ = 3536114400. Its totient is φ = 461858304.

The previous prime is 1400010289. The next prime is 1400010319. The reversal of 1400010312 is 2130100041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1400010319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298362 + ... + 303017.

It is an arithmetic number, because the mean of its divisors is an integer number (110503575).

Almost surely, 2^1400010312 is an apocalyptic number.

1400010312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1400010312 is an abundant number, since it is smaller than the sum of its proper divisors (2136104088).

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

1400010312 is a wasteful number, since it uses less digits than its factorization.

1400010312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601485 (or 601481 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1400010312 is about 37416.7116673820. The cubic root of 1400010312 is about 1118.6916887224.

Adding to 1400010312 its reverse (2130100041), we get a palindrome (3530110353).

The spelling of 1400010312 in words is "one billion, four hundred million, ten thousand, three hundred twelve".