1154250422 has 32 divisors (see below), whose sum is σ = 1898394624. Its totient is φ = 523152000.

The previous prime is 1154250421. The next prime is 1154250451. The reversal of 1154250422 is 2240524511.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 1154250391 and 1154250400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154250421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331772 + ... + 335232.

It is an arithmetic number, because the mean of its divisors is an integer number (59324832).

Almost surely, 2^1154250422 is an apocalyptic number.

1154250422 is a deficient number, since it is larger than the sum of its proper divisors (744144202).

1154250422 is a wasteful number, since it uses less digits than its factorization.

1154250422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1154250422 is about 33974.2611693029. The cubic root of 1154250422 is about 1048.9787264145.

Adding to 1154250422 its reverse (2240524511), we get a palindrome (3394774933).

The spelling of 1154250422 in words is "one billion, one hundred fifty-four million, two hundred fifty thousand, four hundred twenty-two".