1072278375 has 64 divisors (see below), whose sum is σ = 2105106432. Its totient is φ = 474336000.

The previous prime is 1072278367. The next prime is 1072278379. The reversal of 1072278375 is 5738722701.

It is not a de Polignac number, because 1072278375 - 2³ = 1072278367 is a prime.

It is a super-2 number, since 2×1072278375² = 2299561826985281250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072278379) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 74787 + ... + 87963.

It is an arithmetic number, because the mean of its divisors is an integer number (32892288).

Almost surely, 2^1072278375 is an apocalyptic number.

1072278375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1072278375 is a deficient number, since it is larger than the sum of its proper divisors (1032828057).

1072278375 is a wasteful number, since it uses less digits than its factorization.

1072278375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13233 (or 13223 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 42.

The square root of 1072278375 is about 32745.6619264293. The cubic root of 1072278375 is about 1023.5345705764.

The spelling of 1072278375 in words is "one billion, seventy-two million, two hundred seventy-eight thousand, three hundred seventy-five".