1025732377 has 2 divisors, whose sum is σ = 1025732378. Its totient is φ = 1025732376.

The previous prime is 1025732359. The next prime is 1025732429. The reversal of 1025732377 is 7732375201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 989479936 + 36252441 = 31456^2 + 6021^2 .

It is a cyclic number.

It is not a de Polignac number, because 1025732377 - 2¹⁹ = 1025208089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1025732677) 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, 512866188 + 512866189.

It is an arithmetic number, because the mean of its divisors is an integer number (512866189).

Almost surely, 2^1025732377 is an apocalyptic number.

It is an amenable number.

1025732377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025732377 is an equidigital number, since it uses as much as digits as its factorization.

1025732377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 1025732377 is about 32027.0569518962. The cubic root of 1025732377 is about 1008.5049202672.

The spelling of 1025732377 in words is "one billion, twenty-five million, seven hundred thirty-two thousand, three hundred seventy-seven".