1400852557 has 8 divisors (see below), whose sum is σ = 1509595136. Its totient is φ = 1292250672.

The previous prime is 1400852543. The next prime is 1400852567. The reversal of 1400852557 is 7552580041.

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

It is a cyclic number.

It is not a de Polignac number, because 1400852557 - 2¹⁵ = 1400819789 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 (1400852567) 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 7 ways as a sum of consecutive naturals, for example, 14013 + ... + 54754.

It is an arithmetic number, because the mean of its divisors is an integer number (188699392).

Almost surely, 2^1400852557 is an apocalyptic number.

It is an amenable number.

1400852557 is a deficient number, since it is larger than the sum of its proper divisors (108742579).

1400852557 is a wasteful number, since it uses less digits than its factorization.

1400852557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70347.

The product of its (nonzero) digits is 56000, while the sum is 37.

The square root of 1400852557 is about 37427.9649059363. The cubic root of 1400852557 is about 1118.9159784036.

The spelling of 1400852557 in words is "one billion, four hundred million, eight hundred fifty-two thousand, five hundred fifty-seven".