1149540230 has 16 divisors (see below), whose sum is σ = 2159136864. Its totient is φ = 439824000.

The previous prime is 1149540209. The next prime is 1149540283. The reversal of 1149540230 is 320459411.

It is a junction number, because it is equal to n+sod(n) for n = 1149540193 and 1149540202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498771 + ... + 2499230.

It is an arithmetic number, because the mean of its divisors is an integer number (134946054).

Almost surely, 2^1149540230 is an apocalyptic number.

1149540230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1149540230 is a deficient number, since it is larger than the sum of its proper divisors (1009596634).

1149540230 is a wasteful number, since it uses less digits than its factorization.

1149540230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4998031.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1149540230 is about 33904.8702991178. The cubic root of 1149540230 is about 1047.5499124661.

Adding to 1149540230 its reverse (320459411), we get a palindrome (1469999641).

The spelling of 1149540230 in words is "one billion, one hundred forty-nine million, five hundred forty thousand, two hundred thirty".