1952551 has 2 divisors, whose sum is σ = 1952552. Its totient is φ = 1952550.

The previous prime is 1952537. The next prime is 1952557. The reversal of 1952551 is 1552591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1952551 - 2⁵ = 1952519 is a prime.

It is a Chen prime.

1952551 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1952557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976275 + 976276.

It is an arithmetic number, because the mean of its divisors is an integer number (976276).

2^1952551 is an apocalyptic number.

1952551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1952551 is an equidigital number, since it uses as much as digits as its factorization.

1952551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2250, while the sum is 28.

The square root of 1952551 is about 1397.3371103639. The cubic root of 1952551 is about 124.9877534669.

The spelling of 1952551 in words is "one million, nine hundred fifty-two thousand, five hundred fifty-one".