1016742057 has 16 divisors (see below), whose sum is σ = 1362094080. Its totient is φ = 674618112.

The previous prime is 1016741993. The next prime is 1016742107. The reversal of 1016742057 is 7502476101.

It is not a de Polignac number, because 1016742057 - 2⁶ = 1016741993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1016742157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1007169 + ... + 1008177.

It is an arithmetic number, because the mean of its divisors is an integer number (85130880).

Almost surely, 2^1016742057 is an apocalyptic number.

It is an amenable number.

1016742057 is a deficient number, since it is larger than the sum of its proper divisors (345352023).

1016742057 is a wasteful number, since it uses less digits than its factorization.

1016742057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 1016742057 is about 31886.3929756879. The cubic root of 1016742057 is about 1005.5498280954.

The spelling of 1016742057 in words is "one billion, sixteen million, seven hundred forty-two thousand, fifty-seven".