142051377 has 8 divisors (see below), whose sum is σ = 203971264. Its totient is φ = 87416208.

The previous prime is 142051373. The next prime is 142051411. The reversal of 142051377 is 773150241.

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

It is not a de Polignac number, because 142051377 - 2² = 142051373 is a prime.

It is a super-2 number, since 2×142051377² = 40357187415192258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142051373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1821133 + ... + 1821210.

It is an arithmetic number, because the mean of its divisors is an integer number (25496408).

Almost surely, 2^142051377 is an apocalyptic number.

It is an amenable number.

142051377 is a deficient number, since it is larger than the sum of its proper divisors (61919887).

142051377 is a wasteful number, since it uses less digits than its factorization.

142051377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642359.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 142051377 is about 11918.5308238893. The cubic root of 142051377 is about 521.7732570229.

The spelling of 142051377 in words is "one hundred forty-two million, fifty-one thousand, three hundred seventy-seven".