1432140342121 has 16 divisors (see below), whose sum is σ = 1476386101008. Its totient is φ = 1388189491200.

The previous prime is 1432140342107. The next prime is 1432140342151. The reversal of 1432140342121 is 1212430412341.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 647252430400 + 784887911721 = 804520^2 + 885939^2 .

It is a cyclic number.

It is not a de Polignac number, because 1432140342121 - 2⁹ = 1432140341609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1432140342121.

It is not an unprimeable number, because it can be changed into a prime (1432140342151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32945761 + ... + 32989201.

It is an arithmetic number, because the mean of its divisors is an integer number (92274131313).

Almost surely, 2^{1432140342121} is an apocalyptic number.

It is an amenable number.

1432140342121 is a deficient number, since it is larger than the sum of its proper divisors (44245758887).

1432140342121 is a wasteful number, since it uses less digits than its factorization.

1432140342121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46812.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1432140342121 its reverse (1212430412341), we get a palindrome (2644570754462).

The spelling of 1432140342121 in words is "one trillion, four hundred thirty-two billion, one hundred forty million, three hundred forty-two thousand, one hundred twenty-one".