1151457 has 8 divisors (see below), whose sum is σ = 1616160. Its totient is φ = 727200.

The previous prime is 1151443. The next prime is 1151471. The reversal of 1151457 is 7541511.

It is an interprime number because it is at equal distance from previous prime (1151443) and next prime (1151471).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1151457 - 2⁴ = 1151441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1151417) 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, 10044 + ... + 10157.

It is an arithmetic number, because the mean of its divisors is an integer number (202020).

2^1151457 is an apocalyptic number.

It is an amenable number.

1151457 is a deficient number, since it is larger than the sum of its proper divisors (464703).

1151457 is a wasteful number, since it uses less digits than its factorization.

1151457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20223.

The product of its digits is 700, while the sum is 24.

The square root of 1151457 is about 1073.0596441950. The cubic root of 1151457 is about 104.8131825482.

Adding to 1151457 its reverse (7541511), we get a palindrome (8692968).

The spelling of 1151457 in words is "one million, one hundred fifty-one thousand, four hundred fifty-seven".