1225742354 has 32 divisors (see below), whose sum is σ = 1912377600. Its totient is φ = 588931200.

The previous prime is 1225742341. The next prime is 1225742377. The reversal of 1225742354 is 4532475221.

It is a super-3 number, since 3×1225742354³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 941504 + ... + 942804.

It is an arithmetic number, because the mean of its divisors is an integer number (59761800).

Almost surely, 2^1225742354 is an apocalyptic number.

1225742354 is a deficient number, since it is larger than the sum of its proper divisors (686635246).

1225742354 is a wasteful number, since it uses less digits than its factorization.

1225742354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538.

The product of its digits is 67200, while the sum is 35.

The square root of 1225742354 is about 35010.6034509547. The cubic root of 1225742354 is about 1070.2035755552.

The spelling of 1225742354 in words is "one billion, two hundred twenty-five million, seven hundred forty-two thousand, three hundred fifty-four".