1153351420 has 48 divisors (see below), whose sum is σ = 2678866848. Its totient is φ = 414339840.

The previous prime is 1153351393. The next prime is 1153351447. The reversal of 1153351420 is 241533511.

It is a happy number.

1153351420 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1153351393) and next prime (1153351447).

It is a congruent number.

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, 50326 + ... + 69565.

It is an arithmetic number, because the mean of its divisors is an integer number (55809726).

Almost surely, 2^1153351420 is an apocalyptic number.

1153351420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1153351420 is an abundant number, since it is smaller than the sum of its proper divisors (1525515428).

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

1153351420 is a wasteful number, since it uses less digits than its factorization.

1153351420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119950 (or 119948 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1153351420 is about 33961.0279585292. The cubic root of 1153351420 is about 1048.7063190605.

Adding to 1153351420 its reverse (241533511), we get a palindrome (1394884931).

The spelling of 1153351420 in words is "one billion, one hundred fifty-three million, three hundred fifty-one thousand, four hundred twenty".