142450005 has 16 divisors (see below), whose sum is σ = 228792960. Its totient is φ = 75682368.

The previous prime is 142449977. The next prime is 142450043. The reversal of 142450005 is 500054241.

It is not a de Polignac number, because 142450005 - 2⁹ = 142449493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14110 + ... + 21999.

It is an arithmetic number, because the mean of its divisors is an integer number (14299560).

Almost surely, 2^142450005 is an apocalyptic number.

142450005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142450005 is a deficient number, since it is larger than the sum of its proper divisors (86342955).

142450005 is a wasteful number, since it uses less digits than its factorization.

142450005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36380.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 142450005 is about 11935.2421424955. The cubic root of 142450005 is about 522.2608720870.

The spelling of 142450005 in words is "one hundred forty-two million, four hundred fifty thousand, five".