1377652046 has 4 divisors (see below), whose sum is σ = 2066478072. Its totient is φ = 688826022.

The previous prime is 1377651983. The next prime is 1377652079. The reversal of 1377652046 is 6402567731.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1377652046² = 3795850319695972232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1377651994 and 1377652012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 344413010 + ... + 344413013.

It is an arithmetic number, because the mean of its divisors is an integer number (516619518).

Almost surely, 2^1377652046 is an apocalyptic number.

1377652046 is a deficient number, since it is larger than the sum of its proper divisors (688826026).

1377652046 is an equidigital number, since it uses as much as digits as its factorization.

1377652046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688826025.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 1377652046 is about 37116.7353898481. The cubic root of 1377652046 is about 1112.7045070489.

The spelling of 1377652046 in words is "one billion, three hundred seventy-seven million, six hundred fifty-two thousand, forty-six".