1405113355 has 32 divisors (see below), whose sum is σ = 1792604160. Its totient is φ = 1055134080.

The previous prime is 1405113277. The next prime is 1405113371. The reversal of 1405113355 is 5533115041.

It is not a de Polignac number, because 1405113355 - 2¹¹ = 1405111307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1916569 + ... + 1917301.

It is an arithmetic number, because the mean of its divisors is an integer number (56018880).

Almost surely, 2^1405113355 is an apocalyptic number.

1405113355 is a deficient number, since it is larger than the sum of its proper divisors (387490805).

1405113355 is a wasteful number, since it uses less digits than its factorization.

1405113355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 1405113355 is about 37484.8416696670. The cubic root of 1405113355 is about 1120.0492524578.

Adding to 1405113355 its reverse (5533115041), we get a palindrome (6938228396).

The spelling of 1405113355 in words is "one billion, four hundred five million, one hundred thirteen thousand, three hundred fifty-five".