1400895888197 has 4 divisors (see below), whose sum is σ = 1508657110380. Its totient is φ = 1293134666016.

The previous prime is 1400895888181. The next prime is 1400895888199. The reversal of 1400895888197 is 7918885980041.

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 832913594881 + 567982293316 = 912641^2 + 753646^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400895888197 - 2⁴ = 1400895888181 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 (1400895888199) 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, 53880611072 + ... + 53880611097.

It is an arithmetic number, because the mean of its divisors is an integer number (377164277595).

Almost surely, 2^{1400895888197} is an apocalyptic number.

It is an amenable number.

1400895888197 is a deficient number, since it is larger than the sum of its proper divisors (107761222183).

1400895888197 is a wasteful number, since it uses less digits than its factorization.

1400895888197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107761222182.

The product of its (nonzero) digits is 46448640, while the sum is 68.

The spelling of 1400895888197 in words is "one trillion, four hundred billion, eight hundred ninety-five million, eight hundred eighty-eight thousand, one hundred ninety-seven".