1506060401 has 4 divisors (see below), whose sum is σ = 1571541312. Its totient is φ = 1440579492.

The previous prime is 1506060377. The next prime is 1506060419. The reversal of 1506060401 is 1040606051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1040606051 = 263 ⋅3956677.

It is a cyclic number.

It is not a de Polignac number, because 1506060401 - 2¹⁴ = 1506044017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 65480887 = 1506060401 / (1 + 5 + 0 + 6 + 0 + 6 + 0 + 4 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1506060461) 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, 32740421 + ... + 32740466.

It is an arithmetic number, because the mean of its divisors is an integer number (392885328).

Almost surely, 2^1506060401 is an apocalyptic number.

It is an amenable number.

1506060401 is a deficient number, since it is larger than the sum of its proper divisors (65480911).

1506060401 is an equidigital number, since it uses as much as digits as its factorization.

1506060401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65480910.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1506060401 is about 38807.9940347346. The cubic root of 1506060401 is about 1146.2538214944.

Adding to 1506060401 its reverse (1040606051), we get a palindrome (2546666452).

The spelling of 1506060401 in words is "one billion, five hundred six million, sixty thousand, four hundred one".