1401542332112 has 20 divisors (see below), whose sum is σ = 2924371981860. Its totient is φ = 646865691648.

The previous prime is 1401542332103. The next prime is 1401542332121. The reversal of 1401542332112 is 2112332451041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1401542332103) and next prime (1401542332121).

It can be written as a sum of positive squares in 2 ways, for example, as 310445094976 + 1091097237136 = 557176^2 + 1044556^2 .

It is a congruent number.

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, 3369091937 + ... + 3369092352.

It is an arithmetic number, because the mean of its divisors is an integer number (146218599093).

Almost surely, 2^{1401542332112} is an apocalyptic number.

It is an amenable number.

1401542332112 is an abundant number, since it is smaller than the sum of its proper divisors (1522829649748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401542332112 is a wasteful number, since it uses less digits than its factorization.

1401542332112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6738184310 (or 6738184304 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 1401542332112 its reverse (2112332451041), we get a palindrome (3513874783153).

The spelling of 1401542332112 in words is "one trillion, four hundred one billion, five hundred forty-two million, three hundred thirty-two thousand, one hundred twelve".