195142654 has 16 divisors (see below), whose sum is σ = 352137600. Its totient is φ = 79230744.

The previous prime is 195142621. The next prime is 195142681. The reversal of 195142654 is 456241591.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 366544 + ... + 367075.

It is an arithmetic number, because the mean of its divisors is an integer number (22008600).

Almost surely, 2^195142654 is an apocalyptic number.

195142654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

195142654 is a deficient number, since it is larger than the sum of its proper divisors (156994946).

195142654 is a wasteful number, since it uses less digits than its factorization.

195142654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733647.

The product of its digits is 43200, while the sum is 37.

The square root of 195142654 is about 13969.3469425024. The cubic root of 195142654 is about 580.0303729635.

The spelling of 195142654 in words is "one hundred ninety-five million, one hundred forty-two thousand, six hundred fifty-four".