1020723070 has 16 divisors (see below), whose sum is σ = 1886959008. Its totient is φ = 397254240.

The previous prime is 1020723047. The next prime is 1020723083. The reversal of 1020723070 is 703270201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1378986 + ... + 1379725.

It is an arithmetic number, because the mean of its divisors is an integer number (117934938).

Almost surely, 2^1020723070 is an apocalyptic number.

1020723070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020723070 is a deficient number, since it is larger than the sum of its proper divisors (866235938).

1020723070 is a wasteful number, since it uses less digits than its factorization.

1020723070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758755.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 1020723070 is about 31948.7569398247. The cubic root of 1020723070 is about 1006.8605156906.

Adding to 1020723070 its reverse (703270201), we get a palindrome (1723993271).

The spelling of 1020723070 in words is "one billion, twenty million, seven hundred twenty-three thousand, seventy".