142053554 has 8 divisors (see below), whose sum is σ = 213685020. Its totient is φ = 70825216.

The previous prime is 142053539. The next prime is 142053559. The reversal of 142053554 is 455350241.

It can be written as a sum of positive squares in 2 ways, for example, as 139877929 + 2175625 = 11827^2 + 1475^2 .

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

It is not an unprimeable number, because it can be changed into a prime (142053559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99899 + ... + 101310.

Almost surely, 2^142053554 is an apocalyptic number.

142053554 is a deficient number, since it is larger than the sum of its proper divisors (71631466).

142053554 is a wasteful number, since it uses less digits than its factorization.

142053554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201564.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 142053554 is about 11918.6221519100. The cubic root of 142053554 is about 521.7759224777.

The spelling of 142053554 in words is "one hundred forty-two million, fifty-three thousand, five hundred fifty-four".