1356541390 has 32 divisors (see below), whose sum is σ = 2476800000. Its totient is φ = 534856608.

The previous prime is 1356541349. The next prime is 1356541427. The reversal of 1356541390 is 931456531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677611 + ... + 679609.

It is an arithmetic number, because the mean of its divisors is an integer number (77400000).

Almost surely, 2^1356541390 is an apocalyptic number.

1356541390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1356541390 is a deficient number, since it is larger than the sum of its proper divisors (1120258610).

1356541390 is a wasteful number, since it uses less digits than its factorization.

1356541390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944.

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 1356541390 is about 36831.2556125908. The cubic root of 1356541390 is about 1106.9916620409.

The spelling of 1356541390 in words is "one billion, three hundred fifty-six million, five hundred forty-one thousand, three hundred ninety".