1349811046 has 16 divisors (see below), whose sum is σ = 2042500608. Its totient is φ = 668997000.

The previous prime is 1349811041. The next prime is 1349811121. The reversal of 1349811046 is 6401189431.

It is a super-2 number, since 2×1349811046² = 3643979719807228232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1349810996 and 1349811014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349811041) 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, 143731 + ... + 152833.

It is an arithmetic number, because the mean of its divisors is an integer number (127656288).

Almost surely, 2^1349811046 is an apocalyptic number.

1349811046 is a deficient number, since it is larger than the sum of its proper divisors (692689562).

1349811046 is a wasteful number, since it uses less digits than its factorization.

1349811046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9747.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 1349811046 is about 36739.7747135172. The cubic root of 1349811046 is about 1105.1578832982.

The spelling of 1349811046 in words is "one billion, three hundred forty-nine million, eight hundred eleven thousand, forty-six".