1197451 has 2 divisors, whose sum is σ = 1197452. Its totient is φ = 1197450.

The previous prime is 1197433. The next prime is 1197467. The reversal of 1197451 is 1547911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1197451 - 2⁹ = 1196939 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (1197751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598725 + 598726.

It is an arithmetic number, because the mean of its divisors is an integer number (598726).

2^1197451 is an apocalyptic number.

1197451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1197451 is an equidigital number, since it uses as much as digits as its factorization.

1197451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 28.

The square root of 1197451 is about 1094.2810425115. The cubic root of 1197451 is about 106.1905614493.

The spelling of 1197451 in words is "one million, one hundred ninety-seven thousand, four hundred fifty-one".