1151274 has 16 divisors (see below), whose sum is σ = 2438208. Its totient is φ = 361152.

The previous prime is 1151251. The next prime is 1151287. The reversal of 1151274 is 4721511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1151274.

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, 5542 + ... + 5745.

It is an arithmetic number, because the mean of its divisors is an integer number (152388).

2^1151274 is an apocalyptic number.

1151274 is an abundant number, since it is smaller than the sum of its proper divisors (1286934).

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

1151274 is a wasteful number, since it uses less digits than its factorization.

1151274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11309.

The product of its digits is 280, while the sum is 21.

The square root of 1151274 is about 1072.9743706166. The cubic root of 1151274 is about 104.8076296331.

Adding to 1151274 its reverse (4721511), we get a palindrome (5872785).

The spelling of 1151274 in words is "one million, one hundred fifty-one thousand, two hundred seventy-four".