1294402342023 has 36 divisors (see below), whose sum is σ = 2180505636400. Its totient is φ = 739622359728.

The previous prime is 1294402342003. The next prime is 1294402342081. The reversal of 1294402342023 is 3202432044921.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

1294402342023 is a `hidden beast` number, since 1 + 2 + 9 + 440 + 2 + 3 + 4 + 202 + 3 = 666.

It is not a de Polignac number, because 1294402342023 - 2⁶ = 1294402341959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1294402342003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 63202261 + ... + 63222737.

Almost surely, 2^{1294402342023} is an apocalyptic number.

1294402342023 is a deficient number, since it is larger than the sum of its proper divisors (886103294377).

1294402342023 is an frugal number, since it uses more digits than its factorization.

1294402342023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40981 (or 20487 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 1294402342023 its reverse (3202432044921), we get a palindrome (4496834386944).

The spelling of 1294402342023 in words is "one trillion, two hundred ninety-four billion, four hundred two million, three hundred forty-two thousand, twenty-three".