1007666441 has 2 divisors, whose sum is σ = 1007666442. Its totient is φ = 1007666440.

The previous prime is 1007666431. The next prime is 1007666467. The reversal of 1007666441 is 1446667001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 889292041 + 118374400 = 29821^2 + 10880^2 .

It is a cyclic number.

It is not a de Polignac number, because 1007666441 - 2¹⁴ = 1007650057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1007666411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503833220 + 503833221.

It is an arithmetic number, because the mean of its divisors is an integer number (503833221).

Almost surely, 2^1007666441 is an apocalyptic number.

It is an amenable number.

1007666441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1007666441 is an equidigital number, since it uses as much as digits as its factorization.

1007666441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1007666441 is about 31743.7622376428. The cubic root of 1007666441 is about 1002.5489775264.

The spelling of 1007666441 in words is "one billion, seven million, six hundred sixty-six thousand, four hundred forty-one".