1400836213 has 16 divisors (see below), whose sum is σ = 1659600000. Its totient is φ = 1156905792.

The previous prime is 1400836207. The next prime is 1400836219. The reversal of 1400836213 is 3126380041.

It is an interprime number because it is at equal distance from previous prime (1400836207) and next prime (1400836219).

It is not a de Polignac number, because 1400836213 - 2⁹ = 1400835701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400836219) 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 in 15 ways as a sum of consecutive naturals, for example, 94383 + ... + 108211.

It is an arithmetic number, because the mean of its divisors is an integer number (103725000).

Almost surely, 2^1400836213 is an apocalyptic number.

It is an amenable number.

1400836213 is a deficient number, since it is larger than the sum of its proper divisors (258763787).

1400836213 is a wasteful number, since it uses less digits than its factorization.

1400836213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14364.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 1400836213 is about 37427.7465658834. The cubic root of 1400836213 is about 1118.9116268550.

The spelling of 1400836213 in words is "one billion, four hundred million, eight hundred thirty-six thousand, two hundred thirteen".