143140774 has 8 divisors (see below), whose sum is σ = 245384208. Its totient is φ = 61346040.

The previous prime is 143140763. The next prime is 143140783. The reversal of 143140774 is 477041341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5112157 + ... + 5112184.

It is an arithmetic number, because the mean of its divisors is an integer number (30673026).

Almost surely, 2^143140774 is an apocalyptic number.

143140774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

143140774 is a deficient number, since it is larger than the sum of its proper divisors (102243434).

143140774 is a wasteful number, since it uses less digits than its factorization.

143140774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10224350.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 143140774 is about 11964.1453518419. The cubic root of 143140774 is about 523.1036942192.

The spelling of 143140774 in words is "one hundred forty-three million, one hundred forty thousand, seven hundred seventy-four".