2142534694009 has 2 divisors, whose sum is σ = 2142534694010. Its totient is φ = 2142534694008.

The previous prime is 2142534693989. The next prime is 2142534694033. The reversal of 2142534694009 is 9004964352412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2108222688784 + 34312005225 = 1451972^2 + 185235^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142534694009 - 2⁵ = 2142534693977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2142534694609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071267347004 + 1071267347005.

It is an arithmetic number, because the mean of its divisors is an integer number (1071267347005).

Almost surely, 2^{2142534694009} is an apocalyptic number.

It is an amenable number.

2142534694009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142534694009 is an equidigital number, since it uses as much as digits as its factorization.

2142534694009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 2142534694009 in words is "two trillion, one hundred forty-two billion, five hundred thirty-four million, six hundred ninety-four thousand, nine".