1355401116 has 18 divisors (see below), whose sum is σ = 3426152912. Its totient is φ = 451800360.

The previous prime is 1355401031. The next prime is 1355401121. The reversal of 1355401116 is 6111045531.

1355401116 is a `hidden beast` number, since 1 + 3 + 5 + 540 + 1 + 116 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×1355401116² = 3674224370508090912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1355401116.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18824980 + ... + 18825051.

Almost surely, 2^1355401116 is an apocalyptic number.

It is an amenable number.

1355401116 is an abundant number, since it is smaller than the sum of its proper divisors (2070751796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1355401116 is a wasteful number, since it uses less digits than its factorization.

1355401116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37650041 (or 37650036 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1355401116 is about 36815.7726524923. The cubic root of 1355401116 is about 1106.6814054665.

Adding to 1355401116 its reverse (6111045531), we get a palindrome (7466446647).

The spelling of 1355401116 in words is "one billion, three hundred fifty-five million, four hundred one thousand, one hundred sixteen".