1377875343 has 8 divisors (see below), whose sum is σ = 1978487728. Its totient is φ = 847923264.

The previous prime is 1377875339. The next prime is 1377875371. The reversal of 1377875343 is 3435787731.

It is a happy number.

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

It is not a de Polignac number, because 1377875343 - 2² = 1377875339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1377875292 and 1377875301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377875333) 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, 17665030 + ... + 17665107.

It is an arithmetic number, because the mean of its divisors is an integer number (247310966).

Almost surely, 2^1377875343 is an apocalyptic number.

1377875343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1377875343 is a deficient number, since it is larger than the sum of its proper divisors (600612385).

1377875343 is a wasteful number, since it uses less digits than its factorization.

1377875343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35330153.

The product of its digits is 1481760, while the sum is 48.

The square root of 1377875343 is about 37119.7433046081. The cubic root of 1377875343 is about 1112.7646214433.

The spelling of 1377875343 in words is "one billion, three hundred seventy-seven million, eight hundred seventy-five thousand, three hundred forty-three".