1071048148 has 6 divisors (see below), whose sum is σ = 1874334266. Its totient is φ = 535524072.

The previous prime is 1071048091. The next prime is 1071048151. The reversal of 1071048148 is 8418401701.

It can be written as a sum of positive squares in only one way, i.e., 1064586384 + 6461764 = 32628^2 + 2542^2 .

It is a super-2 number, since 2×1071048148² = 2294288270668459808, which contains 22 as substring.

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, 133881015 + ... + 133881022.

Almost surely, 2^1071048148 is an apocalyptic number.

It is an amenable number.

1071048148 is a deficient number, since it is larger than the sum of its proper divisors (803286118).

1071048148 is a wasteful number, since it uses less digits than its factorization.

1071048148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267762041 (or 267762039 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 34.

The square root of 1071048148 is about 32726.8719556269. The cubic root of 1071048148 is about 1023.1429864027.

Adding to 1071048148 its reverse (8418401701), we get a palindrome (9489449849).

The spelling of 1071048148 in words is "one billion, seventy-one million, forty-eight thousand, one hundred forty-eight".