1355154806 has 4 divisors (see below), whose sum is σ = 2032732212. Its totient is φ = 677577402.

The previous prime is 1355154799. The next prime is 1355154869. The reversal of 1355154806 is 6084515531.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1355154806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338788700 + ... + 338788703.

It is an arithmetic number, because the mean of its divisors is an integer number (508183053).

Almost surely, 2^1355154806 is an apocalyptic number.

1355154806 is a deficient number, since it is larger than the sum of its proper divisors (677577406).

1355154806 is an equidigital number, since it uses as much as digits as its factorization.

1355154806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677577405.

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 1355154806 is about 36812.4273309979. The cubic root of 1355154806 is about 1106.6143642521.

The spelling of 1355154806 in words is "one billion, three hundred fifty-five million, one hundred fifty-four thousand, eight hundred six".