1264148 has 6 divisors (see below), whose sum is σ = 2212266. Its totient is φ = 632072.

The previous prime is 1264129. The next prime is 1264177. The reversal of 1264148 is 8414621.

It can be written as a sum of positive squares in only one way, i.e., 643204 + 620944 = 802^2 + 788^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158015 + ... + 158022.

It is an arithmetic number, because the mean of its divisors is an integer number (368711).

2^1264148 is an apocalyptic number.

It is an amenable number.

1264148 is a deficient number, since it is larger than the sum of its proper divisors (948118).

1264148 is a wasteful number, since it uses less digits than its factorization.

1264148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316041 (or 316039 counting only the distinct ones).

The product of its digits is 1536, while the sum is 26.

The square root of 1264148 is about 1124.3433639240. The cubic root of 1264148 is about 108.1266233175.

Adding to 1264148 its reverse (8414621), we get a palindrome (9678769).

The spelling of 1264148 in words is "one million, two hundred sixty-four thousand, one hundred forty-eight".