1377140042 has 8 divisors (see below), whose sum is σ = 2155523616. Its totient is φ = 658632172.

The previous prime is 1377140041. The next prime is 1377140057. The reversal of 1377140042 is 2400417731.

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

It is a super-3 number, since 3×1377140042³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1377139987 and 1377140014.

It is not an unprimeable number, because it can be changed into a prime (1377140041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14968868 + ... + 14968959.

It is an arithmetic number, because the mean of its divisors is an integer number (269440452).

Almost surely, 2^1377140042 is an apocalyptic number.

1377140042 is a deficient number, since it is larger than the sum of its proper divisors (778383574).

1377140042 is a wasteful number, since it uses less digits than its factorization.

1377140042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29937852.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 1377140042 is about 37109.8375366964. The cubic root of 1377140042 is about 1112.5666445284.

Adding to 1377140042 its reverse (2400417731), we get a palindrome (3777557773).

The spelling of 1377140042 in words is "one billion, three hundred seventy-seven million, one hundred forty thousand, forty-two".