1355642516 has 6 divisors (see below), whose sum is σ = 2372374410. Its totient is φ = 677821256.

The previous prime is 1355642501. The next prime is 1355642591. The reversal of 1355642516 is 6152465531.

It can be written as a sum of positive squares in only one way, i.e., 1181296900 + 174345616 = 34370^2 + 13204^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1355642516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169455311 + ... + 169455318.

It is an arithmetic number, because the mean of its divisors is an integer number (395395735).

Almost surely, 2^1355642516 is an apocalyptic number.

It is an amenable number.

1355642516 is a deficient number, since it is larger than the sum of its proper divisors (1016731894).

1355642516 is a wasteful number, since it uses less digits than its factorization.

1355642516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338910633 (or 338910631 counting only the distinct ones).

The product of its digits is 108000, while the sum is 38.

The square root of 1355642516 is about 36819.0509926587. The cubic root of 1355642516 is about 1106.7471023857.

The spelling of 1355642516 in words is "one billion, three hundred fifty-five million, six hundred forty-two thousand, five hundred sixteen".