1480631651 has 4 divisors (see below), whose sum is σ = 1480771872. Its totient is φ = 1480491432.

The previous prime is 1480631617. The next prime is 1480631689. The reversal of 1480631651 is 1561360841.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1480631651 - 2⁶ = 1480631587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1480631611) 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, 52856 + ... + 75861.

It is an arithmetic number, because the mean of its divisors is an integer number (370192968).

Almost surely, 2^1480631651 is an apocalyptic number.

1480631651 is a deficient number, since it is larger than the sum of its proper divisors (140221).

1480631651 is a wasteful number, since it uses less digits than its factorization.

1480631651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140220.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1480631651 is about 38478.9767405528. The cubic root of 1480631651 is about 1139.7659443055.

The spelling of 1480631651 in words is "one billion, four hundred eighty million, six hundred thirty-one thousand, six hundred fifty-one".