1401711001252 has 12 divisors (see below), whose sum is σ = 2463522126156. Its totient is φ = 697847536640.

The previous prime is 1401711001217. The next prime is 1401711001267. The reversal of 1401711001252 is 2521001171041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 839066992036 + 562644009216 = 916006^2 + 750096^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751989949 + ... + 751991812.

It is an arithmetic number, because the mean of its divisors is an integer number (205293510513).

Almost surely, 2^{1401711001252} is an apocalyptic number.

It is an amenable number.

1401711001252 is a deficient number, since it is larger than the sum of its proper divisors (1061811124904).

1401711001252 is a wasteful number, since it uses less digits than its factorization.

1401711001252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503981998 (or 1503981996 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 25.

Adding to 1401711001252 its reverse (2521001171041), we get a palindrome (3922712172293).

The spelling of 1401711001252 in words is "one trillion, four hundred one billion, seven hundred eleven million, one thousand, two hundred fifty-two".