1490822077 has 2 divisors, whose sum is σ = 1490822078. Its totient is φ = 1490822076.

The previous prime is 1490822071. The next prime is 1490822101. The reversal of 1490822077 is 7702280941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 940403556 + 550418521 = 30666^2 + 23461^2 .

It is a cyclic number.

It is not a de Polignac number, because 1490822077 - 2⁷ = 1490821949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490822071) 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, 745411038 + 745411039.

It is an arithmetic number, because the mean of its divisors is an integer number (745411039).

Almost surely, 2^1490822077 is an apocalyptic number.

It is an amenable number.

1490822077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490822077 is an equidigital number, since it uses as much as digits as its factorization.

1490822077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 1490822077 is about 38611.1651857335. The cubic root of 1490822077 is about 1142.3747759080.

The spelling of 1490822077 in words is "one billion, four hundred ninety million, eight hundred twenty-two thousand, seventy-seven".