1146487 has 2 divisors, whose sum is σ = 1146488. Its totient is φ = 1146486.

The previous prime is 1146461. The next prime is 1146491. The reversal of 1146487 is 7846411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1146487 - 2¹¹ = 1144439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1146407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573243 + 573244.

It is an arithmetic number, because the mean of its divisors is an integer number (573244).

2^1146487 is an apocalyptic number.

1146487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146487 is an equidigital number, since it uses as much as digits as its factorization.

1146487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 31.

The square root of 1146487 is about 1070.7413319752. The cubic root of 1146487 is about 104.6621643747.

The spelling of 1146487 in words is "one million, one hundred forty-six thousand, four hundred eighty-seven".