1400142613 has 2 divisors, whose sum is σ = 1400142614. Its totient is φ = 1400142612.

The previous prime is 1400142607. The next prime is 1400142637. The reversal of 1400142613 is 3162410041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 974875729 + 425266884 = 31223^2 + 20622^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400142613 - 2⁵ = 1400142581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400142673) by changing a digit.

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 as a sum of consecutive naturals, namely, 700071306 + 700071307.

It is an arithmetic number, because the mean of its divisors is an integer number (700071307).

Almost surely, 2^1400142613 is an apocalyptic number.

It is an amenable number.

1400142613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400142613 is an equidigital number, since it uses as much as digits as its factorization.

1400142613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1400142613 is about 37418.4795655836. The cubic root of 1400142613 is about 1118.7269264074.

Adding to 1400142613 its reverse (3162410041), we get a palindrome (4562552654).

The spelling of 1400142613 in words is "one billion, four hundred million, one hundred forty-two thousand, six hundred thirteen".