1011454649 has 2 divisors, whose sum is σ = 1011454650. Its totient is φ = 1011454648.

The previous prime is 1011454621. The next prime is 1011454669. The reversal of 1011454649 is 9464541101.

It is a happy number.

1011454649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 909444649 + 102010000 = 30157^2 + 10100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011454649 - 2²⁴ = 994677433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011454669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505727324 + 505727325.

It is an arithmetic number, because the mean of its divisors is an integer number (505727325).

Almost surely, 2^1011454649 is an apocalyptic number.

It is an amenable number.

1011454649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011454649 is an equidigital number, since it uses as much as digits as its factorization.

1011454649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1011454649 is about 31803.3748051995. The cubic root of 1011454649 is about 1003.8037296297.

The spelling of 1011454649 in words is "one billion, eleven million, four hundred fifty-four thousand, six hundred forty-nine".