1401112730 has 16 divisors (see below), whose sum is σ = 2522526624. Its totient is φ = 560328720.

The previous prime is 1401112697. The next prime is 1401112733. The reversal of 1401112730 is 372111041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1401112733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49409 + ... + 72411.

It is an arithmetic number, because the mean of its divisors is an integer number (157657914).

Almost surely, 2^1401112730 is an apocalyptic number.

1401112730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401112730 is a deficient number, since it is larger than the sum of its proper divisors (1121413894).

1401112730 is a wasteful number, since it uses less digits than its factorization.

1401112730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29101.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1401112730 is about 37431.4403944064. The cubic root of 1401112730 is about 1118.9852442482.

Adding to 1401112730 its reverse (372111041), we get a palindrome (1773223771).

The spelling of 1401112730 in words is "one billion, four hundred one million, one hundred twelve thousand, seven hundred thirty".