1355661010 has 48 divisors (see below), whose sum is σ = 2688940800. Its totient is φ = 491728160.

The previous prime is 1355660989. The next prime is 1355661017. The reversal of 1355661010 is 101665531.

It is a self number, because there is not a number n which added to its sum of digits gives 1355661010.

It is not an unprimeable number, because it can be changed into a prime (1355661017) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 578421 + ... + 580759.

It is an arithmetic number, because the mean of its divisors is an integer number (56019600).

Almost surely, 2^1355661010 is an apocalyptic number.

1355661010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1355661010 is a deficient number, since it is larger than the sum of its proper divisors (1333279790).

1355661010 is a wasteful number, since it uses less digits than its factorization.

1355661010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2847 (or 2836 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 1355661010 is about 36819.3021389597. The cubic root of 1355661010 is about 1106.7521351992.

The spelling of 1355661010 in words is "one billion, three hundred fifty-five million, six hundred sixty-one thousand, ten".