1377421130 has 16 divisors (see below), whose sum is σ = 2480254560. Its totient is φ = 550769232.

The previous prime is 1377421099. The next prime is 1377421181. The reversal of 1377421130 is 311247731.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1377421093 and 1377421102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5957 + ... + 52823.

It is an arithmetic number, because the mean of its divisors is an integer number (155015910).

Almost surely, 2^1377421130 is an apocalyptic number.

1377421130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1377421130 is a deficient number, since it is larger than the sum of its proper divisors (1102833430).

1377421130 is a wasteful number, since it uses less digits than its factorization.

1377421130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49813.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 1377421130 is about 37113.6245872052. The cubic root of 1377421130 is about 1112.6423346903.

Adding to 1377421130 its reverse (311247731), we get a palindrome (1688668861).

The spelling of 1377421130 in words is "one billion, three hundred seventy-seven million, four hundred twenty-one thousand, one hundred thirty".