1142377795461 has 16 divisors (see below), whose sum is σ = 1787813899904. Its totient is φ = 635144410944.

The previous prime is 1142377795459. The next prime is 1142377795523. The reversal of 1142377795461 is 1645977732411.

It is not a de Polignac number, because 1142377795461 - 2¹ = 1142377795459 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142377795411) 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, 735120070 + ... + 735121623.

It is an arithmetic number, because the mean of its divisors is an integer number (111738368744).

Almost surely, 2^{1142377795461} is an apocalyptic number.

It is an amenable number.

1142377795461 is a deficient number, since it is larger than the sum of its proper divisors (645436104443).

1142377795461 is a wasteful number, since it uses less digits than its factorization.

1142377795461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470241740.

The product of its digits is 8890560, while the sum is 57.

The spelling of 1142377795461 in words is "one trillion, one hundred forty-two billion, three hundred seventy-seven million, seven hundred ninety-five thousand, four hundred sixty-one".