1532987 has 2 divisors, whose sum is σ = 1532988. Its totient is φ = 1532986.

The previous prime is 1532983. The next prime is 1533029. The reversal of 1532987 is 7892351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1532987 - 2² = 1532983 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1532983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766493 + 766494.

It is an arithmetic number, because the mean of its divisors is an integer number (766494).

2^1532987 is an apocalyptic number.

1532987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532987 is an equidigital number, since it uses as much as digits as its factorization.

1532987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 1532987 is about 1238.1385221372. The cubic root of 1532987 is about 115.3044735688.

The spelling of 1532987 in words is "one million, five hundred thirty-two thousand, nine hundred eighty-seven".