1071481374 has 24 divisors (see below), whose sum is σ = 2328133392. Its totient is φ = 356146560.

The previous prime is 1071481351. The next prime is 1071481379. The reversal of 1071481374 is 4731841701.

1071481374 is a `hidden beast` number, since 107 + 1 + 481 + 3 + 74 = 666.

It is a super-2 number, since 2×1071481374² = 2296144669657855752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071481379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77962 + ... + 90669.

It is an arithmetic number, because the mean of its divisors is an integer number (97005558).

Almost surely, 2^1071481374 is an apocalyptic number.

1071481374 is an abundant number, since it is smaller than the sum of its proper divisors (1256652018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071481374 is a wasteful number, since it uses less digits than its factorization.

1071481374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168992 (or 168989 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 1071481374 is about 32733.4900980632. The cubic root of 1071481374 is about 1023.2809174547.

The spelling of 1071481374 in words is "one billion, seventy-one million, four hundred eighty-one thousand, three hundred seventy-four".