1154355234 has 24 divisors (see below), whose sum is σ = 2413460112. Its totient is φ = 368054280.

The previous prime is 1154355227. The next prime is 1154355259. The reversal of 1154355234 is 4325534511.

It is a junction number, because it is equal to n+sod(n) for n = 1154355195 and 1154355204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178672 + ... + 185019.

It is an arithmetic number, because the mean of its divisors is an integer number (100560838).

Almost surely, 2^1154355234 is an apocalyptic number.

1154355234 is an abundant number, since it is smaller than the sum of its proper divisors (1259104878).

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

1154355234 is a wasteful number, since it uses less digits than its factorization.

1154355234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363742 (or 363719 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

The square root of 1154355234 is about 33975.8036549542. The cubic root of 1154355234 is about 1049.0104763792.

Adding to 1154355234 its reverse (4325534511), we get a palindrome (5479889745).

The spelling of 1154355234 in words is "one billion, one hundred fifty-four million, three hundred fifty-five thousand, two hundred thirty-four".