1356381076 has 24 divisors (see below), whose sum is σ = 2439438120. Its totient is φ = 659423232.

The previous prime is 1356381073. The next prime is 1356381077. The reversal of 1356381076 is 6701836531.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 730080400 + 626300676 = 27020^2 + 25026^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356381073) 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, 405780 + ... + 409108.

It is an arithmetic number, because the mean of its divisors is an integer number (101643255).

Almost surely, 2^1356381076 is an apocalyptic number.

It is an amenable number.

1356381076 is a deficient number, since it is larger than the sum of its proper divisors (1083057044).

1356381076 is a wasteful number, since it uses less digits than its factorization.

1356381076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6123 (or 6121 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1356381076 is about 36829.0792173793. The cubic root of 1356381076 is about 1106.9480527922.

The spelling of 1356381076 in words is "one billion, three hundred fifty-six million, three hundred eighty-one thousand, seventy-six".