1361493826 has 16 divisors (see below), whose sum is σ = 2546170560. Its totient is φ = 530452080.

The previous prime is 1361493823. The next prime is 1361493851. The reversal of 1361493826 is 6283941631.

It is a super-2 number, since 2×1361493826² = 3707330876472236552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1361493823) 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, 4420281 + ... + 4420588.

It is an arithmetic number, because the mean of its divisors is an integer number (159135660).

Almost surely, 2^1361493826 is an apocalyptic number.

1361493826 is a deficient number, since it is larger than the sum of its proper divisors (1184676734).

1361493826 is a wasteful number, since it uses less digits than its factorization.

1361493826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8840889.

The product of its digits is 186624, while the sum is 43.

The square root of 1361493826 is about 36898.4257929793. The cubic root of 1361493826 is about 1108.3371541705.

The spelling of 1361493826 in words is "one billion, three hundred sixty-one million, four hundred ninety-three thousand, eight hundred twenty-six".