1254797351 has 4 divisors (see below), whose sum is σ = 1259263104. Its totient is φ = 1250331600.

The previous prime is 1254797347. The next prime is 1254797359. The reversal of 1254797351 is 1537974521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1537974521 = 491 ⋅3132331.

It is a cyclic number.

It is not a de Polignac number, because 1254797351 - 2² = 1254797347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254797359) 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, 2232455 + ... + 2233016.

It is an arithmetic number, because the mean of its divisors is an integer number (314815776).

Almost surely, 2^1254797351 is an apocalyptic number.

1254797351 is a deficient number, since it is larger than the sum of its proper divisors (4465753).

1254797351 is an equidigital number, since it uses as much as digits as its factorization.

1254797351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4465752.

The product of its digits is 264600, while the sum is 44.

The square root of 1254797351 is about 35423.1188773660. The cubic root of 1254797351 is about 1078.5936630551.

The spelling of 1254797351 in words is "one billion, two hundred fifty-four million, seven hundred ninety-seven thousand, three hundred fifty-one".