53949503 has 2 divisors, whose sum is σ = 53949504. Its totient is φ = 53949502.

The previous prime is 53949479. The next prime is 53949527. The reversal of 53949503 is 30594935.

It is a balanced prime because it is at equal distance from previous prime (53949479) and next prime (53949527).

It is a cyclic number.

It is not a de Polignac number, because 53949503 - 2¹⁴ = 53933119 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53949583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26974751 + 26974752.

It is an arithmetic number, because the mean of its divisors is an integer number (26974752).

Almost surely, 2^53949503 is an apocalyptic number.

53949503 is a deficient number, since it is larger than the sum of its proper divisors (1).

53949503 is an equidigital number, since it uses as much as digits as its factorization.

53949503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 53949503 is about 7345.0325390702. The cubic root of 53949503 is about 377.8584592736.

The spelling of 53949503 in words is "fifty-three million, nine hundred forty-nine thousand, five hundred three".