1373829534 has 192 divisors, whose sum is σ = 3962649600. Its totient is φ = 333020160.

The previous prime is 1373829467. The next prime is 1373829539. The reversal of 1373829534 is 4359283731.

1373829534 is a `hidden beast` number, since 1 + 37 + 3 + 82 + 9 + 534 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1373829534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373829539) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4688692 + ... + 4688984.

It is an arithmetic number, because the mean of its divisors is an integer number (20638800).

Almost surely, 2^1373829534 is an apocalyptic number.

1373829534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1373829534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1981324800).

1373829534 is an abundant number, since it is smaller than the sum of its proper divisors (2588820066).

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

1373829534 is a wasteful number, since it uses less digits than its factorization.

1373829534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 532 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 1373829534 is about 37065.2065150054. The cubic root of 1373829534 is about 1111.6744292779.

The spelling of 1373829534 in words is "one billion, three hundred seventy-three million, eight hundred twenty-nine thousand, five hundred thirty-four".