1377423105 has 16 divisors (see below), whose sum is σ = 2223383040. Its totient is φ = 728123648.

The previous prime is 1377423101. The next prime is 1377423109. The reversal of 1377423105 is 5013247731.

It is an interprime number because it is at equal distance from previous prime (1377423101) and next prime (1377423109).

It is a cyclic number.

It is not a de Polignac number, because 1377423105 - 2² = 1377423101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1377423101) 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 15 ways as a sum of consecutive naturals, for example, 404625 + ... + 408014.

It is an arithmetic number, because the mean of its divisors is an integer number (138961440).

Almost surely, 2^1377423105 is an apocalyptic number.

1377423105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1377423105 is a deficient number, since it is larger than the sum of its proper divisors (845959935).

1377423105 is a wasteful number, since it uses less digits than its factorization.

1377423105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812760.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 1377423105 is about 37113.6511946750. The cubic root of 1377423105 is about 1112.6428664733.

The spelling of 1377423105 in words is "one billion, three hundred seventy-seven million, four hundred twenty-three thousand, one hundred five".