142573807 has 2 divisors, whose sum is σ = 142573808. Its totient is φ = 142573806.

The previous prime is 142573771. The next prime is 142573811. The reversal of 142573807 is 708375241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142573807 - 2¹⁹ = 142049519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142573877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71286903 + 71286904.

It is an arithmetic number, because the mean of its divisors is an integer number (71286904).

Almost surely, 2^142573807 is an apocalyptic number.

142573807 is a deficient number, since it is larger than the sum of its proper divisors (1).

142573807 is an equidigital number, since it uses as much as digits as its factorization.

142573807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 142573807 is about 11940.4274211604. The cubic root of 142573807 is about 522.4121256645.

It can be divided in two parts, 142573 and 807, that added together give a triangular number (143380 = T₅₃₅).

The spelling of 142573807 in words is "one hundred forty-two million, five hundred seventy-three thousand, eight hundred seven".