1671229152 has 48 divisors (see below), whose sum is σ = 4874420880. Its totient is φ = 557076096.

The previous prime is 1671229129. The next prime is 1671229159. The reversal of 1671229152 is 2519221761.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 (1671229159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 966283 + ... + 968010.

It is an arithmetic number, because the mean of its divisors is an integer number (101550435).

Almost surely, 2^1671229152 is an apocalyptic number.

1671229152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1671229152 is an abundant number, since it is smaller than the sum of its proper divisors (3203191728).

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

1671229152 is a wasteful number, since it uses less digits than its factorization.

1671229152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934312 (or 1934298 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 1671229152 is about 40880.6696618341. The cubic root of 1671229152 is about 1186.7120006808.

The spelling of 1671229152 in words is "one billion, six hundred seventy-one million, two hundred twenty-nine thousand, one hundred fifty-two".