1504400161 has 8 divisors (see below), whose sum is σ = 1645640064. Its totient is φ = 1363906320.

The previous prime is 1504400099. The next prime is 1504400171. The reversal of 1504400161 is 1610044051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1504400161 - 2¹³ = 1504391969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1504400171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182290 + ... + 190363.

It is an arithmetic number, because the mean of its divisors is an integer number (205705008).

Almost surely, 2^1504400161 is an apocalyptic number.

1504400161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1504400161 is a deficient number, since it is larger than the sum of its proper divisors (141239903).

1504400161 is a wasteful number, since it uses less digits than its factorization.

1504400161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373031.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1504400161 is about 38786.5976981740. The cubic root of 1504400161 is about 1145.8324669537.

The spelling of 1504400161 in words is "one billion, five hundred four million, four hundred thousand, one hundred sixty-one".