1154651 has 2 divisors, whose sum is σ = 1154652. Its totient is φ = 1154650.

The previous prime is 1154639. The next prime is 1154653. The reversal of 1154651 is 1564511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1154651 is a prime.

It is a Sophie Germain prime.

Together with 1154653, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1154653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577325 + 577326.

It is an arithmetic number, because the mean of its divisors is an integer number (577326).

2^1154651 is an apocalyptic number.

1154651 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154651 is an equidigital number, since it uses as much as digits as its factorization.

1154651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 600, while the sum is 23.

The square root of 1154651 is about 1074.5468812481. The cubic root of 1154651 is about 104.9100060339.

The spelling of 1154651 in words is "one million, one hundred fifty-four thousand, six hundred fifty-one".