1534749120 has 504 divisors, whose sum is σ = 5939082864. Its totient is φ = 376233984.

The previous prime is 1534749091. The next prime is 1534749121. The reversal of 1534749120 is 219474351.

It is a super-2 number, since 2×1534749120² = 4710909722681548800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534749121) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 35691819 + ... + 35691861.

Almost surely, 2^1534749120 is an apocalyptic number.

1534749120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1534749120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2969541432).

1534749120 is an abundant number, since it is smaller than the sum of its proper divisors (4404333744).

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

1534749120 is an frugal number, since it uses more digits than its factorization.

1534749120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1534749120 is about 39175.8742084972. The cubic root of 1534749120 is about 1153.4863626527.

The spelling of 1534749120 in words is "one billion, five hundred thirty-four million, seven hundred forty-nine thousand, one hundred twenty".