1481951 has 2 divisors, whose sum is σ = 1481952. Its totient is φ = 1481950.

The previous prime is 1481947. The next prime is 1481971. The reversal of 1481951 is 1591841.

It is a weak prime.

It is an emirp because it is prime and its reverse (1591841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1481951 - 2² = 1481947 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740975 + 740976.

It is an arithmetic number, because the mean of its divisors is an integer number (740976).

2^1481951 is an apocalyptic number.

1481951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481951 is an equidigital number, since it uses as much as digits as its factorization.

1481951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 29.

The square root of 1481951 is about 1217.3540980339. The cubic root of 1481951 is about 114.0104381537.

The spelling of 1481951 in words is "one million, four hundred eighty-one thousand, nine hundred fifty-one".