1448757487 has 2 divisors, whose sum is σ = 1448757488. Its totient is φ = 1448757486.

The previous prime is 1448757461. The next prime is 1448757551. The reversal of 1448757487 is 7847578441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1448757487 is a prime.

It is a super-2 number, since 2×1448757487² = 4197796512277110338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1448757407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724378743 + 724378744.

It is an arithmetic number, because the mean of its divisors is an integer number (724378744).

Almost surely, 2^1448757487 is an apocalyptic number.

1448757487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448757487 is an equidigital number, since it uses as much as digits as its factorization.

1448757487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7024640, while the sum is 55.

The square root of 1448757487 is about 38062.5470377378. The cubic root of 1448757487 is about 1131.5278070626.

The spelling of 1448757487 in words is "one billion, four hundred forty-eight million, seven hundred fifty-seven thousand, four hundred eighty-seven".