1254748651 has 16 divisors (see below), whose sum is σ = 1362735360. Its totient is φ = 1148441760.

The previous prime is 1254748637. The next prime is 1254748669. The reversal of 1254748651 is 1568474521.

It is a cyclic number.

It is not a de Polignac number, because 1254748651 - 2¹⁵ = 1254715883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1254748598 and 1254748607.

It is not an unprimeable number, because it can be changed into a prime (1254748681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1216506 + ... + 1217536.

It is an arithmetic number, because the mean of its divisors is an integer number (85170960).

Almost surely, 2^1254748651 is an apocalyptic number.

1254748651 is a deficient number, since it is larger than the sum of its proper divisors (107986709).

1254748651 is a wasteful number, since it uses less digits than its factorization.

1254748651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746.

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

The square root of 1254748651 is about 35422.4314665157. The cubic root of 1254748651 is about 1078.5797090912.

The spelling of 1254748651 in words is "one billion, two hundred fifty-four million, seven hundred forty-eight thousand, six hundred fifty-one".