146043487 has 2 divisors, whose sum is σ = 146043488. Its totient is φ = 146043486.

The previous prime is 146043473. The next prime is 146043493. The reversal of 146043487 is 784340641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146043487 - 2¹¹ = 146041439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146043427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73021743 + 73021744.

It is an arithmetic number, because the mean of its divisors is an integer number (73021744).

Almost surely, 2^146043487 is an apocalyptic number.

146043487 is a deficient number, since it is larger than the sum of its proper divisors (1).

146043487 is an equidigital number, since it uses as much as digits as its factorization.

146043487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 146043487 is about 12084.8453444800. The cubic root of 146043487 is about 526.6160177129.

The spelling of 146043487 in words is "one hundred forty-six million, forty-three thousand, four hundred eighty-seven".