1485172654 has 12 divisors (see below), whose sum is σ = 2591474904. Its totient is φ = 636502524.

The previous prime is 1485172631. The next prime is 1485172669. The reversal of 1485172654 is 4562715841.

It is a self number, because there is not a number n which added to its sum of digits gives 1485172654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7577314 + ... + 7577509.

It is an arithmetic number, because the mean of its divisors is an integer number (215956242).

Almost surely, 2^1485172654 is an apocalyptic number.

1485172654 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1485172654 is a deficient number, since it is larger than the sum of its proper divisors (1106302250).

1485172654 is a wasteful number, since it uses less digits than its factorization.

1485172654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15154839 (or 15154832 counting only the distinct ones).

The product of its digits is 268800, while the sum is 43.

The square root of 1485172654 is about 38537.9378534970. The cubic root of 1485172654 is about 1140.9299516634.

The spelling of 1485172654 in words is "one billion, four hundred eighty-five million, one hundred seventy-two thousand, six hundred fifty-four".