1154902238 has 16 divisors (see below), whose sum is σ = 2033342304. Its totient is φ = 481580640.

The previous prime is 1154902237. The next prime is 1154902279. The reversal of 1154902238 is 8322094511.

It is a junction number, because it is equal to n+sod(n) for n = 1154902198 and 1154902207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154902237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114253 + ... + 1115288.

It is an arithmetic number, because the mean of its divisors is an integer number (127083894).

Almost surely, 2^1154902238 is an apocalyptic number.

1154902238 is a deficient number, since it is larger than the sum of its proper divisors (878440066).

1154902238 is a wasteful number, since it uses less digits than its factorization.

1154902238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229587.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1154902238 is about 33983.8526067896. The cubic root of 1154902238 is about 1049.1761452877.

Adding to 1154902238 its reverse (8322094511), we get a palindrome (9476996749).

The spelling of 1154902238 in words is "one billion, one hundred fifty-four million, nine hundred two thousand, two hundred thirty-eight".