1355090 has 32 divisors (see below), whose sum is σ = 2709504. Its totient is φ = 483840.

The previous prime is 1355089. The next prime is 1355113. The reversal of 1355090 is 905531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10607 + ... + 10733.

It is an arithmetic number, because the mean of its divisors is an integer number (84672).

2^1355090 is an apocalyptic number.

1355090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1355090 is a deficient number, since it is larger than the sum of its proper divisors (1354414).

1355090 is a wasteful number, since it uses less digits than its factorization.

1355090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242.

The product of its (nonzero) digits is 675, while the sum is 23.

The square root of 1355090 is about 1164.0833303505. The cubic root of 1355090 is about 110.6596723858.

It can be divided in two parts, 135 and 5090, that added together give a palindrome (5225).

The spelling of 1355090 in words is "one million, three hundred fifty-five thousand, ninety".