1356620104 has 48 divisors (see below), whose sum is σ = 2935396800. Its totient is φ = 575792064.

The previous prime is 1356620071. The next prime is 1356620129. The reversal of 1356620104 is 4010266531.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664317 + ... + 666355.

It is an arithmetic number, because the mean of its divisors is an integer number (61154100).

Almost surely, 2^1356620104 is an apocalyptic number.

1356620104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1356620104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1467698400).

1356620104 is an abundant number, since it is smaller than the sum of its proper divisors (1578776696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1356620104 is a wasteful number, since it uses less digits than its factorization.

1356620104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270 (or 2157 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1356620104 is about 36832.3241732042. The cubic root of 1356620104 is about 1107.0130728771.

Adding to 1356620104 its reverse (4010266531), we get a palindrome (5366886635).

It can be divided in two parts, 13566 and 20104, that added together give a triangular number (33670 = T₂₅₉).

The spelling of 1356620104 in words is "one billion, three hundred fifty-six million, six hundred twenty thousand, one hundred four".