1377455346 has 12 divisors (see below), whose sum is σ = 2984486622. Its totient is φ = 459151776.

The previous prime is 1377455341. The next prime is 1377455411. The reversal of 1377455346 is 6435547731.

1377455346 is a `hidden beast` number, since 1 + 3 + 77 + 45 + 534 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1146567321 + 230888025 = 33861^2 + 15195^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1377455341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38262631 + ... + 38262666.

Almost surely, 2^1377455346 is an apocalyptic number.

1377455346 is an abundant number, since it is smaller than the sum of its proper divisors (1607031276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1377455346 is a wasteful number, since it uses less digits than its factorization.

1377455346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76525305 (or 76525302 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 1377455346 is about 37114.0855471343. The cubic root of 1377455346 is about 1112.6515475239.

The spelling of 1377455346 in words is "one billion, three hundred seventy-seven million, four hundred fifty-five thousand, three hundred forty-six".