1296151 has 4 divisors (see below), whose sum is σ = 1305000. Its totient is φ = 1287304.

The previous prime is 1296143. The next prime is 1296167. The reversal of 1296151 is 1516921.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1516921 = 7 ⋅216703.

It is a cyclic number.

It is not a de Polignac number, because 1296151 - 2³ = 1296143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1296101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4201 + ... + 4498.

It is an arithmetic number, because the mean of its divisors is an integer number (326250).

2^1296151 is an apocalyptic number.

1296151 is a deficient number, since it is larger than the sum of its proper divisors (8849).

1296151 is an equidigital number, since it uses as much as digits as its factorization.

1296151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848.

The product of its digits is 540, while the sum is 25.

The square root of 1296151 is about 1138.4862757188. The cubic root of 1296151 is about 109.0314697451.

The spelling of 1296151 in words is "one million, two hundred ninety-six thousand, one hundred fifty-one".