1490720527 has 2 divisors, whose sum is σ = 1490720528. Its totient is φ = 1490720526.

The previous prime is 1490720519. The next prime is 1490720687. The reversal of 1490720527 is 7250270941.

It is a weak prime.

It is an emirp because it is prime and its reverse (7250270941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1490720527 - 2³ = 1490720519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490720027) 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, 745360263 + 745360264.

It is an arithmetic number, because the mean of its divisors is an integer number (745360264).

Almost surely, 2^1490720527 is an apocalyptic number.

1490720527 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490720527 is an equidigital number, since it uses as much as digits as its factorization.

1490720527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 1490720527 is about 38609.8501292093. The cubic root of 1490720527 is about 1142.3488370218.

The spelling of 1490720527 in words is "one billion, four hundred ninety million, seven hundred twenty thousand, five hundred twenty-seven".