1354987 has 2 divisors, whose sum is σ = 1354988. Its totient is φ = 1354986.

The previous prime is 1354981. The next prime is 1355021. The reversal of 1354987 is 7894531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1354987 - 2¹⁵ = 1322219 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1354981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677493 + 677494.

It is an arithmetic number, because the mean of its divisors is an integer number (677494).

2^1354987 is an apocalyptic number.

1354987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1354987 is an equidigital number, since it uses as much as digits as its factorization.

1354987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 1354987 is about 1164.0390886908. The cubic root of 1354987 is about 110.6568685782.

The spelling of 1354987 in words is "one million, three hundred fifty-four thousand, nine hundred eighty-seven".