1400113 has 8 divisors (see below), whose sum is σ = 1645056. Its totient is φ = 1174800.

The previous prime is 1400107. The next prime is 1400131. The reversal of 1400113 is 3110041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1400113 - 2⁵ = 1400081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1400113.

It is not an unprimeable number, because it can be changed into a prime (1400143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4753 + ... + 5038.

It is an arithmetic number, because the mean of its divisors is an integer number (205632).

2^1400113 is an apocalyptic number.

1400113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1400113 is a deficient number, since it is larger than the sum of its proper divisors (244943).

1400113 is a wasteful number, since it uses less digits than its factorization.

1400113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9815.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1400113 is about 1183.2637068718. The cubic root of 1400113 is about 111.8719039331.

Adding to 1400113 its reverse (3110041), we get a palindrome (4510154).

The spelling of 1400113 in words is "one million, four hundred thousand, one hundred thirteen".