142948964 has 6 divisors (see below), whose sum is σ = 250160694. Its totient is φ = 71474480.

The previous prime is 142948943. The next prime is 142949011. The reversal of 142948964 is 469849241.

It can be written as a sum of positive squares in only one way, i.e., 127012900 + 15936064 = 11270^2 + 3992^2 .

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 as a sum of consecutive naturals, namely, 17868617 + ... + 17868624.

It is an arithmetic number, because the mean of its divisors is an integer number (41693449).

Almost surely, 2^142948964 is an apocalyptic number.

It is an amenable number.

142948964 is a deficient number, since it is larger than the sum of its proper divisors (107211730).

142948964 is a wasteful number, since it uses less digits than its factorization.

142948964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35737245 (or 35737243 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 142948964 is about 11956.1266303097. The cubic root of 142948964 is about 522.8699351314.

The spelling of 142948964 in words is "one hundred forty-two million, nine hundred forty-eight thousand, nine hundred sixty-four".