142000154903 has 2 divisors, whose sum is σ = 142000154904. Its totient is φ = 142000154902.

The previous prime is 142000154831. The next prime is 142000154957. The reversal of 142000154903 is 309451000241.

It is a strong prime.

It is an emirp because it is prime and its reverse (309451000241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142000154903 - 2²⁴ = 141983377687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142000154203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71000077451 + 71000077452.

It is an arithmetic number, because the mean of its divisors is an integer number (71000077452).

Almost surely, 2^142000154903 is an apocalyptic number.

142000154903 is a deficient number, since it is larger than the sum of its proper divisors (1).

142000154903 is an equidigital number, since it uses as much as digits as its factorization.

142000154903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 142000154903 in words is "one hundred forty-two billion, one hundred fifty-four thousand, nine hundred three".