1022357138 has 16 divisors (see below), whose sum is σ = 1718164224. Its totient is φ = 452147760.

The previous prime is 1022357137. The next prime is 1022357159. The reversal of 1022357138 is 8317532201.

It is not an unprimeable number, because it can be changed into a prime (1022357137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627170 + ... + 628797.

It is an arithmetic number, because the mean of its divisors is an integer number (107385264).

Almost surely, 2^1022357138 is an apocalyptic number.

1022357138 is a deficient number, since it is larger than the sum of its proper divisors (695807086).

1022357138 is a wasteful number, since it uses less digits than its factorization.

1022357138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256017.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1022357138 is about 31974.3199771316. The cubic root of 1022357138 is about 1007.3975210763.

Adding to 1022357138 its reverse (8317532201), we get a palindrome (9339889339).

The spelling of 1022357138 in words is "one billion, twenty-two million, three hundred fifty-seven thousand, one hundred thirty-eight".