1400572133 has 4 divisors (see below), whose sum is σ = 1400737260. Its totient is φ = 1400407008.

The previous prime is 1400572127. The next prime is 1400572141. The reversal of 1400572133 is 3312750041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 728622049 + 671950084 = 26993^2 + 25922^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1400572133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400572123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69110 + ... + 87047.

It is an arithmetic number, because the mean of its divisors is an integer number (350184315).

Almost surely, 2^1400572133 is an apocalyptic number.

It is an amenable number.

1400572133 is a deficient number, since it is larger than the sum of its proper divisors (165127).

1400572133 is an equidigital number, since it uses as much as digits as its factorization.

1400572133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165126.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1400572133 is about 37424.2185355954. The cubic root of 1400572133 is about 1118.8413115321.

The spelling of 1400572133 in words is "one billion, four hundred million, five hundred seventy-two thousand, one hundred thirty-three".