1501673441 has 4 divisors (see below), whose sum is σ = 1502768532. Its totient is φ = 1500578352.

The previous prime is 1501673429. The next prime is 1501673497. The reversal of 1501673441 is 1443761051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1443761051 = 15667 ⋅92153.

It can be written as a sum of positive squares in 2 ways, for example, as 875923216 + 625750225 = 29596^2 + 25015^2 .

It is a cyclic number.

It is not a de Polignac number, because 1501673441 - 2¹⁴ = 1501657057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1501673398 and 1501673407.

It is not an unprimeable number, because it can be changed into a prime (1501673941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545486 + ... + 548231.

It is an arithmetic number, because the mean of its divisors is an integer number (375692133).

Almost surely, 2^1501673441 is an apocalyptic number.

It is an amenable number.

1501673441 is a deficient number, since it is larger than the sum of its proper divisors (1095091).

1501673441 is a wasteful number, since it uses less digits than its factorization.

1501673441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095090.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1501673441 is about 38751.4314703341. The cubic root of 1501673441 is about 1145.1397758463.

The spelling of 1501673441 in words is "one billion, five hundred one million, six hundred seventy-three thousand, four hundred forty-one".